2026-05-02T17:31:25Zhttps://digi.kansalliskirjasto.fi/interfaces/OAI-PMHmarc21http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsdhttp://www.loc.gov/MARC21/slimqdc_finnahttps://digi.kansalliskirjasto.fi/schemas/kk/qdc_finna.xsdhttp://qdc_finna/1.0/oai_dchttp://www.openarchives.org/OAI/2.0/oai_dc.xsdhttp://www.openarchives.org/OAI/2.0/oai_dc/