diff --git a/src/controllers/dataset.controller.ts b/src/controllers/dataset.controller.ts
index 240aca3..b6f2fd0 100644
--- a/src/controllers/dataset.controller.ts
+++ b/src/controllers/dataset.controller.ts
@@ -56,7 +56,7 @@ export class DatasetController {
                         through: { where: { role: "contributor" } },
                         as: "contributors",
                     },
-                  
+
                     "subjects",
                     "coverage",
                     "licenses",
@@ -64,11 +64,9 @@ export class DatasetController {
                     "project",
                     // "files",
                     {
-                        model: dbContext.File,                       
+                        model: dbContext.File,
                         as: "files",
-                        include: [
-                            "hashvalues"
-                        ]
+                        include: ["hashvalues"],
                     },
                     "identifier",
                 ],
@@ -115,6 +113,94 @@ export class DatasetController {
         //     });
         // }
     }
+
+    @Get(":prefix/:value") // 10.24341/tethys.99.2
+    public async findByIdentifier(req: Request, res: Response, next: NextFunction) {
+        const value = req.params.prefix + "/" + req.params.value;
+
+        try {
+            const dataset = await dbContext.Dataset.findOne({
+                where: {
+                    // id: Sequelize.literal(`(SELECT dataset_id FROM gba.dataset_identifiers WHERE value = '${value}')`),
+                    id: {
+                        [Sequelize.Op.in]: Sequelize.literal(`(SELECT dataset_id FROM gba.dataset_identifiers WHERE value = '${value}')`),
+                    },
+                },
+                include: [
+                    "titles",
+                    "abstracts",
+                    {
+                        model: User,
+                        as: "user",
+                    },
+                    {
+                        model: Person,
+                        through: { where: { role: "author" } },
+                        as: "authors",
+                        // order: [['link_documents_persons.sort_order', 'ASC']],
+                    },
+                    {
+                        model: Person,
+                        through: { where: { role: "contributor" } },
+                        as: "contributors",
+                    },
+
+                    "subjects",
+                    "coverage",
+                    "licenses",
+                    "references",
+                    "project",
+                    // "files",
+                    {
+                        model: dbContext.File,
+                        as: "files",
+                        include: ["hashvalues"],
+                    },
+                    "identifier",
+                ],
+                order: [
+                    ["authors", dbContext.DocumentPersons, "sort_order", "ASC"],
+                    ["contributors", dbContext.DocumentPersons, "sort_order", "ASC"],
+                ],
+                // order: ['server_date_published'],
+                // order: ['server_date_published'],
+            });
+            if (dataset) {
+                res.status(StatusCodes.OK).send(dataset);
+            } else {
+                res.status(StatusCodes.NOT_FOUND).send({
+                    message: `Cannot find Dataset with doi_value=${value}.`,
+                });
+            }
+        } catch (error) {
+            // res.status(500).send({
+            //     message: "Error retrieving Dataset with publish_id=" + publish_id,
+            // });
+            return next(error);
+        }
+
+        // .then((data) => {
+        //     if (data) {
+        //         res.send(data);
+        //     } else {
+        //         res.status(404).send({
+        //             message: `Cannot find Dataset with publish_id=${publish_id}.`,
+        //         });
+        //     }
+        // })
+        // .catch((err) => {
+        //     res.status(500).send({
+        //         message: "Error retrieving Dataset with publish_id=" + publish_id,
+        //     });
+        // });
+        // if (dataset) {
+        //     res.status(StatusCodes.OK).send(dataset);
+        // } else {
+        //     res.status(StatusCodes.NOT_FOUND).send({
+        //         message: `Cannot find Dataset with publish_id=${publish_id}.`,
+        //     });
+        // }
+    }
 }
 
 // Retrieve all Tutorials from the database.