type="text/xsl" href="xsl/oai2_style.xslt" 2.0 persistent YYYY-MM-DD oai : oai_dc http://www.openarchives.org/OAI/2.0/oai_dc.xsd http://www.openarchives.org/OAI/2.0/oai_dc/ oai_datacite http://schema.datacite.org/meta/kernel-4.1/metadata.xsd http://datacite.org/schema/kernel-4

deleted oai: : - - - -

, ( ) , ( ) - - - - - - info:eu-repo/date/embargoEnd/ - - data-type: