diff --git a/app/Http/Controllers/Oai/RequestController.php b/app/Http/Controllers/Oai/RequestController.php
index 36ad97a..418684f 100644
--- a/app/Http/Controllers/Oai/RequestController.php
+++ b/app/Http/Controllers/Oai/RequestController.php
@@ -129,6 +129,7 @@ class RequestController extends Controller
         $this->proc->setParameter('', 'repURL', url('/'));
         $this->proc->setParameter('', 'downloadLink', url('/') . '/file/download/');
         $this->proc->setParameter('', 'doiLink', 'https://doi.org/');
+        $this->proc->setParameter('', 'doiPrefix', 'info:eu-repo/semantics/altIdentifier/doi/');
 
         // $resumptionPath = $this->configuration->getResumptionTokenPath();
 
@@ -436,7 +437,7 @@ class RequestController extends Controller
                             $q->where('label', $setarray[1]);
                         });
                     }
-                } elseif (!empty($setarray[0]) && $setarray[0] == 'open_access') {                   
+                } elseif (!empty($setarray[0]) && $setarray[0] == 'open_access') {
                     $openAccessLicences = ["CC-BY-4.0", "CC-BY-SA-4.0"];
                     $finder->whereHas('licenses', function ($q) use ($openAccessLicences) {
                         $q->whereIn('name', $openAccessLicences);
diff --git a/app/Library/Xml/DatasetExtension.php b/app/Library/Xml/DatasetExtension.php
index e17c423..5ba156b 100644
--- a/app/Library/Xml/DatasetExtension.php
+++ b/app/Library/Xml/DatasetExtension.php
@@ -39,7 +39,7 @@ trait DatasetExtension
         ),
         'TitleAbstractAdditional' => array(
             'model' => Description::class,
-            'options' => array('type' => ['Methods', 'Technical_info', 'Series_information', 'Other']),
+            'options' => array('type' => ['Translated', 'Methods', 'Technical_info', 'Series_information', 'Other']),
             'fetch' => 'eager'
         ),
         'Licence' => array(
@@ -298,7 +298,8 @@ trait DatasetExtension
                 //$through = $this->externalFields[$fieldname]['through'];
                 $rows = $this->{$relation}()->wherePivot('role', $pivotValue)->get();
                 //$rows = $this->{$relation}()->get();
-                //$rows = $this->belongsToMany($modelclass, $through, 'document_id')->wherePivot('role', $pivotValue)->get();
+                //$rows = $this->belongsToMany($modelclass, $through, 'document_id')
+                //->wherePivot('role', $pivotValue)->get();
             }
         } else {
             $rows = $select->whereHas('dataset', function ($q) use ($datasetId) {
diff --git a/composer.lock b/composer.lock
index 5ac6bc0..c0bb825 100755
--- a/composer.lock
+++ b/composer.lock
@@ -2107,20 +2107,20 @@
         },
         {
             "name": "mcamara/laravel-localization",
-            "version": "1.6.2",
+            "version": "v1.7.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/mcamara/laravel-localization.git",
-                "reference": "645819da9ef29f3ba7588d9b4598799caf0b2463"
+                "reference": "27565315c585e90d8d93aa06afd49d6a5992fe5a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/mcamara/laravel-localization/zipball/645819da9ef29f3ba7588d9b4598799caf0b2463",
-                "reference": "645819da9ef29f3ba7588d9b4598799caf0b2463",
+                "url": "https://api.github.com/repos/mcamara/laravel-localization/zipball/27565315c585e90d8d93aa06afd49d6a5992fe5a",
+                "reference": "27565315c585e90d8d93aa06afd49d6a5992fe5a",
                 "shasum": ""
             },
             "require": {
-                "laravel/framework": "~5.2.0||~5.3.0||~5.4.0||~5.5.0||~5.6.0||~5.7.0||~5.8.0||^6.0||^7.0||^8.0",
+                "laravel/framework": "~5.2.0||~5.3.0||~5.4.0||~5.5.0||~5.6.0||~5.7.0||~5.8.0||^6.0||^7.0||^8.0||^9.0",
                 "php": ">=7.1.0"
             },
             "require-dev": {
@@ -2167,7 +2167,7 @@
             ],
             "support": {
                 "issues": "https://github.com/mcamara/laravel-localization/issues",
-                "source": "https://github.com/mcamara/laravel-localization/tree/1.6.2"
+                "source": "https://github.com/mcamara/laravel-localization/tree/v1.7.0"
             },
             "funding": [
                 {
@@ -2179,7 +2179,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2021-10-24T11:55:35+00:00"
+            "time": "2022-01-26T10:27:45+00:00"
         },
         {
             "name": "monolog/monolog",
@@ -2434,16 +2434,16 @@
         },
         {
             "name": "opis/closure",
-            "version": "3.6.2",
+            "version": "3.6.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/opis/closure.git",
-                "reference": "06e2ebd25f2869e54a306dda991f7db58066f7f6"
+                "reference": "3d81e4309d2a927abbe66df935f4bb60082805ad"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/opis/closure/zipball/06e2ebd25f2869e54a306dda991f7db58066f7f6",
-                "reference": "06e2ebd25f2869e54a306dda991f7db58066f7f6",
+                "url": "https://api.github.com/repos/opis/closure/zipball/3d81e4309d2a927abbe66df935f4bb60082805ad",
+                "reference": "3d81e4309d2a927abbe66df935f4bb60082805ad",
                 "shasum": ""
             },
             "require": {
@@ -2493,9 +2493,9 @@
             ],
             "support": {
                 "issues": "https://github.com/opis/closure/issues",
-                "source": "https://github.com/opis/closure/tree/3.6.2"
+                "source": "https://github.com/opis/closure/tree/3.6.3"
             },
-            "time": "2021-04-09T13:42:10+00:00"
+            "time": "2022-01-27T09:35:39+00:00"
         },
         {
             "name": "phpoption/phpoption",
@@ -3225,16 +3225,16 @@
         },
         {
             "name": "solarium/solarium",
-            "version": "6.2.2",
+            "version": "6.2.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/solariumphp/solarium.git",
-                "reference": "0f5c81eee5529556f349eaacfbf5ce3cfbb2be47"
+                "reference": "f91185d07d9d3f40ef92810e182e621c51635e8b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/solariumphp/solarium/zipball/0f5c81eee5529556f349eaacfbf5ce3cfbb2be47",
-                "reference": "0f5c81eee5529556f349eaacfbf5ce3cfbb2be47",
+                "url": "https://api.github.com/repos/solariumphp/solarium/zipball/f91185d07d9d3f40ef92810e182e621c51635e8b",
+                "reference": "f91185d07d9d3f40ef92810e182e621c51635e8b",
                 "shasum": ""
             },
             "require": {
@@ -3282,9 +3282,9 @@
             ],
             "support": {
                 "issues": "https://github.com/solariumphp/solarium/issues",
-                "source": "https://github.com/solariumphp/solarium/tree/6.2.2"
+                "source": "https://github.com/solariumphp/solarium/tree/6.2.3"
             },
-            "time": "2022-01-20T17:45:10+00:00"
+            "time": "2022-01-31T15:37:35+00:00"
         },
         {
             "name": "swiftmailer/swiftmailer",
@@ -3364,16 +3364,16 @@
         },
         {
             "name": "symfony/console",
-            "version": "v5.4.2",
+            "version": "v5.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/console.git",
-                "reference": "a2c6b7ced2eb7799a35375fb9022519282b5405e"
+                "reference": "a2a86ec353d825c75856c6fd14fac416a7bdb6b8"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/console/zipball/a2c6b7ced2eb7799a35375fb9022519282b5405e",
-                "reference": "a2c6b7ced2eb7799a35375fb9022519282b5405e",
+                "url": "https://api.github.com/repos/symfony/console/zipball/a2a86ec353d825c75856c6fd14fac416a7bdb6b8",
+                "reference": "a2a86ec353d825c75856c6fd14fac416a7bdb6b8",
                 "shasum": ""
             },
             "require": {
@@ -3443,7 +3443,7 @@
                 "terminal"
             ],
             "support": {
-                "source": "https://github.com/symfony/console/tree/v5.4.2"
+                "source": "https://github.com/symfony/console/tree/v5.4.3"
             },
             "funding": [
                 {
@@ -3459,20 +3459,20 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-12-20T16:11:12+00:00"
+            "time": "2022-01-26T16:28:35+00:00"
         },
         {
             "name": "symfony/css-selector",
-            "version": "v5.4.2",
+            "version": "v5.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/css-selector.git",
-                "reference": "cfcbee910e159df402603502fe387e8b677c22fd"
+                "reference": "b0a190285cd95cb019237851205b8140ef6e368e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/css-selector/zipball/cfcbee910e159df402603502fe387e8b677c22fd",
-                "reference": "cfcbee910e159df402603502fe387e8b677c22fd",
+                "url": "https://api.github.com/repos/symfony/css-selector/zipball/b0a190285cd95cb019237851205b8140ef6e368e",
+                "reference": "b0a190285cd95cb019237851205b8140ef6e368e",
                 "shasum": ""
             },
             "require": {
@@ -3509,7 +3509,7 @@
             "description": "Converts CSS selectors to XPath expressions",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/css-selector/tree/v5.4.2"
+                "source": "https://github.com/symfony/css-selector/tree/v5.4.3"
             },
             "funding": [
                 {
@@ -3525,7 +3525,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-12-16T21:58:21+00:00"
+            "time": "2022-01-02T09:53:40+00:00"
         },
         {
             "name": "symfony/deprecation-contracts",
@@ -3596,16 +3596,16 @@
         },
         {
             "name": "symfony/error-handler",
-            "version": "v5.4.2",
+            "version": "v5.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/error-handler.git",
-                "reference": "e0c0dd0f9d4120a20158fc9aec2367d07d38bc56"
+                "reference": "c4ffc2cd919950d13c8c9ce32a70c70214c3ffc5"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/error-handler/zipball/e0c0dd0f9d4120a20158fc9aec2367d07d38bc56",
-                "reference": "e0c0dd0f9d4120a20158fc9aec2367d07d38bc56",
+                "url": "https://api.github.com/repos/symfony/error-handler/zipball/c4ffc2cd919950d13c8c9ce32a70c70214c3ffc5",
+                "reference": "c4ffc2cd919950d13c8c9ce32a70c70214c3ffc5",
                 "shasum": ""
             },
             "require": {
@@ -3647,7 +3647,7 @@
             "description": "Provides tools to manage errors and ease debugging PHP code",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/error-handler/tree/v5.4.2"
+                "source": "https://github.com/symfony/error-handler/tree/v5.4.3"
             },
             "funding": [
                 {
@@ -3663,20 +3663,20 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-12-19T20:02:00+00:00"
+            "time": "2022-01-02T09:53:40+00:00"
         },
         {
             "name": "symfony/event-dispatcher",
-            "version": "v5.4.0",
+            "version": "v5.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/event-dispatcher.git",
-                "reference": "27d39ae126352b9fa3be5e196ccf4617897be3eb"
+                "reference": "dec8a9f58d20df252b9cd89f1c6c1530f747685d"
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             "dist": {
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-                "url": "https://api.github.com/repos/symfony/event-dispatcher/zipball/27d39ae126352b9fa3be5e196ccf4617897be3eb",
-                "reference": "27d39ae126352b9fa3be5e196ccf4617897be3eb",
+                "url": "https://api.github.com/repos/symfony/event-dispatcher/zipball/dec8a9f58d20df252b9cd89f1c6c1530f747685d",
+                "reference": "dec8a9f58d20df252b9cd89f1c6c1530f747685d",
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             "require": {
@@ -3732,7 +3732,7 @@
             "description": "Provides tools that allow your application components to communicate with each other by dispatching events and listening to them",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/event-dispatcher/tree/v5.4.0"
+                "source": "https://github.com/symfony/event-dispatcher/tree/v5.4.3"
             },
             "funding": [
                 {
@@ -3748,7 +3748,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-11-23T10:19:22+00:00"
+            "time": "2022-01-02T09:53:40+00:00"
         },
         {
             "name": "symfony/event-dispatcher-contracts",
@@ -3831,16 +3831,16 @@
         },
         {
             "name": "symfony/finder",
-            "version": "v5.4.2",
+            "version": "v5.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/finder.git",
-                "reference": "e77046c252be48c48a40816187ed527703c8f76c"
+                "reference": "231313534dded84c7ecaa79d14bc5da4ccb69b7d"
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@@ -3874,7 +3874,7 @@
             "description": "Finds files and directories via an intuitive fluent interface",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/finder/tree/v5.4.2"
+                "source": "https://github.com/symfony/finder/tree/v5.4.3"
             },
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@@ -3890,20 +3890,20 @@
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-            "time": "2021-12-15T11:06:13+00:00"
+            "time": "2022-01-26T16:34:36+00:00"
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         {
             "name": "symfony/http-foundation",
-            "version": "v5.4.2",
+            "version": "v5.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/http-foundation.git",
-                "reference": "ce952af52877eaf3eab5d0c08cc0ea865ed37313"
+                "reference": "ef409ff341a565a3663157d4324536746d49a0c7"
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@@ -3947,7 +3947,7 @@
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             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/http-foundation/tree/v5.4.2"
+                "source": "https://github.com/symfony/http-foundation/tree/v5.4.3"
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@@ -3963,20 +3963,20 @@
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-            "time": "2021-12-28T17:15:56+00:00"
+            "time": "2022-01-02T09:53:40+00:00"
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         {
             "name": "symfony/http-kernel",
-            "version": "v5.4.2",
+            "version": "v5.4.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/http-kernel.git",
-                "reference": "35b7e9868953e0d1df84320bb063543369e43ef5"
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@@ -4059,7 +4059,7 @@
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             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/http-kernel/tree/v5.4.2"
+                "source": "https://github.com/symfony/http-kernel/tree/v5.4.4"
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@@ -4075,20 +4075,20 @@
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+            "time": "2022-01-29T18:08:07+00:00"
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         {
             "name": "symfony/mime",
-            "version": "v5.4.2",
+            "version": "v5.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/mime.git",
-                "reference": "1bfd938cf9562822c05c4d00e8f92134d3c8e42d"
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@@ -4142,7 +4142,7 @@
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+                "source": "https://github.com/symfony/mime/tree/v5.4.3"
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@@ -4158,7 +4158,7 @@
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+            "time": "2022-01-02T09:53:40+00:00"
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@@ -4979,16 +4979,16 @@
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-            "version": "v5.4.2",
+            "version": "v5.4.3",
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@@ -5021,7 +5021,7 @@
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             "support": {
-                "source": "https://github.com/symfony/process/tree/v5.4.2"
+                "source": "https://github.com/symfony/process/tree/v5.4.3"
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@@ -5037,20 +5037,20 @@
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-            "time": "2021-12-27T21:01:00+00:00"
+            "time": "2022-01-26T16:28:35+00:00"
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-            "version": "v5.4.0",
+            "version": "v5.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/routing.git",
-                "reference": "9eeae93c32ca86746e5d38f3679e9569981038b1"
+                "reference": "44b29c7a94e867ccde1da604792f11a469958981"
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             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/routing/zipball/9eeae93c32ca86746e5d38f3679e9569981038b1",
-                "reference": "9eeae93c32ca86746e5d38f3679e9569981038b1",
+                "url": "https://api.github.com/repos/symfony/routing/zipball/44b29c7a94e867ccde1da604792f11a469958981",
+                "reference": "44b29c7a94e867ccde1da604792f11a469958981",
                 "shasum": ""
             },
             "require": {
@@ -5111,7 +5111,7 @@
                 "url"
             ],
             "support": {
-                "source": "https://github.com/symfony/routing/tree/v5.4.0"
+                "source": "https://github.com/symfony/routing/tree/v5.4.3"
             },
             "funding": [
                 {
@@ -5127,7 +5127,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-11-23T10:19:22+00:00"
+            "time": "2022-01-02T09:53:40+00:00"
         },
         {
             "name": "symfony/service-contracts",
@@ -5214,16 +5214,16 @@
         },
         {
             "name": "symfony/string",
-            "version": "v5.4.2",
+            "version": "v5.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/string.git",
-                "reference": "e6a5d5ecf6589c5247d18e0e74e30b11dfd51a3d"
+                "reference": "92043b7d8383e48104e411bc9434b260dbeb5a10"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/string/zipball/e6a5d5ecf6589c5247d18e0e74e30b11dfd51a3d",
-                "reference": "e6a5d5ecf6589c5247d18e0e74e30b11dfd51a3d",
+                "url": "https://api.github.com/repos/symfony/string/zipball/92043b7d8383e48104e411bc9434b260dbeb5a10",
+                "reference": "92043b7d8383e48104e411bc9434b260dbeb5a10",
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             },
             "require": {
@@ -5280,7 +5280,7 @@
                 "utf8"
             ],
             "support": {
-                "source": "https://github.com/symfony/string/tree/v5.4.2"
+                "source": "https://github.com/symfony/string/tree/v5.4.3"
             },
             "funding": [
                 {
@@ -5296,20 +5296,20 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-12-16T21:52:00+00:00"
+            "time": "2022-01-02T09:53:40+00:00"
         },
         {
             "name": "symfony/translation",
-            "version": "v5.4.2",
+            "version": "v5.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/translation.git",
-                "reference": "ff8bb2107b6a549dc3c5dd9c498dcc82c9c098ca"
+                "reference": "a9dd7403232c61e87e27fb306bbcd1627f245d70"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/translation/zipball/ff8bb2107b6a549dc3c5dd9c498dcc82c9c098ca",
-                "reference": "ff8bb2107b6a549dc3c5dd9c498dcc82c9c098ca",
+                "url": "https://api.github.com/repos/symfony/translation/zipball/a9dd7403232c61e87e27fb306bbcd1627f245d70",
+                "reference": "a9dd7403232c61e87e27fb306bbcd1627f245d70",
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             "require": {
@@ -5377,7 +5377,7 @@
             "description": "Provides tools to internationalize your application",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/translation/tree/v5.4.2"
+                "source": "https://github.com/symfony/translation/tree/v5.4.3"
             },
             "funding": [
                 {
@@ -5393,7 +5393,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-12-25T19:45:36+00:00"
+            "time": "2022-01-07T00:28:17+00:00"
         },
         {
             "name": "symfony/translation-contracts",
@@ -5475,16 +5475,16 @@
         },
         {
             "name": "symfony/var-dumper",
-            "version": "v5.4.2",
+            "version": "v5.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/var-dumper.git",
-                "reference": "1b56c32c3679002b3a42384a580e16e2600f41c1"
+                "reference": "970a01f208bf895c5f327ba40b72288da43adec4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/var-dumper/zipball/1b56c32c3679002b3a42384a580e16e2600f41c1",
-                "reference": "1b56c32c3679002b3a42384a580e16e2600f41c1",
+                "url": "https://api.github.com/repos/symfony/var-dumper/zipball/970a01f208bf895c5f327ba40b72288da43adec4",
+                "reference": "970a01f208bf895c5f327ba40b72288da43adec4",
                 "shasum": ""
             },
             "require": {
@@ -5544,7 +5544,7 @@
                 "dump"
             ],
             "support": {
-                "source": "https://github.com/symfony/var-dumper/tree/v5.4.2"
+                "source": "https://github.com/symfony/var-dumper/tree/v5.4.3"
             },
             "funding": [
                 {
@@ -5560,7 +5560,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-12-29T10:10:35+00:00"
+            "time": "2022-01-17T16:30:37+00:00"
         },
         {
             "name": "tijsverkoyen/css-to-inline-styles",
@@ -5947,12 +5947,12 @@
             },
             "type": "library",
             "autoload": {
-                "psr-4": {
-                    "DeepCopy\\": "src/DeepCopy/"
-                },
                 "files": [
                     "src/DeepCopy/deep_copy.php"
-                ]
+                ],
+                "psr-4": {
+                    "DeepCopy\\": "src/DeepCopy/"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
diff --git a/public/datasetxml2oai-pmh.xslt b/public/datasetxml2oai-pmh.xslt
index 68bcba1..c12fe25 100644
--- a/public/datasetxml2oai-pmh.xslt
+++ b/public/datasetxml2oai-pmh.xslt
@@ -24,7 +24,8 @@
   <xsl:param name="repositoryName" />
   <xsl:param name="repIdentifier" />
   <xsl:param name="downloadLink" />
-    <xsl:param name="doiLink" />
+  <xsl:param name="doiLink" />
+  <xsl:param name="doiPrefix" />
   <xsl:param name="sampleIdentifier" />
   <xsl:param name="docId" />
   <xsl:param name="dateDelete" />
@@ -371,15 +372,18 @@
       <!-- <dc:format> -->
       <xsl:apply-templates select="File" mode="oai_dc" />
       <!-- dc:identifier -->
-      <xsl:if test="Identifier">
+      <!-- <xsl:if test="Identifier">
        <xsl:apply-templates select="Identifier" mode="oai_dc" />
-       </xsl:if>
+       </xsl:if> -->
       <dc:identifier>
         <xsl:value-of select="@landingpage"/>
       </dc:identifier>
       <!-- dc:language -->
       <xsl:apply-templates select="@Language" mode="oai_dc" />
       <!-- dc:relation -->
+       <xsl:if test="Identifier">
+       <xsl:apply-templates select="Identifier" mode="oai_dc" />
+       </xsl:if>
       <xsl:apply-templates select="Reference" mode="oai_dc" />
       <!-- dc:coverage -->
       <xsl:apply-templates select="Coverage" mode="oai_dc" />
@@ -564,7 +568,7 @@
     </dc:format>
   </xsl:template>
 
-  <!--  <xsl:template match="File" mode="oai_dc">
+   <!-- <xsl:template match="File" mode="oai_dc">
     <dc:identifier>
      <xsl:value-of select="@PathName" />        
       <xsl:value-of select="concat($downloadLink, @Id)" />
@@ -572,9 +576,10 @@
   </xsl:template> -->
 
    <xsl:template match="Identifier" mode="oai_dc">
-         <dc:identifier>           
-            <xsl:value-of select="concat($doiLink, @Value)" />
-         </dc:identifier>
+         <dc:relation>           
+            <!-- <xsl:value-of select="concat($doiLink, @Value)" /> -->
+            <xsl:value-of select="concat($doiPrefix, @Value)" />
+         </dc:relation>
     </xsl:template>
 
   <xsl:template match="@CreatingCorporation" mode="oai_dc">