2024-03-28T13:21:47Z
https://rcin.org.pl/oai-pmh-repository.xml
oai:rcin.org.pl:63551
2021-09-24T09:25:11Z
rcin.org.pl rcin.org.pl:literature:journalArticles rcin.org.pl:literature rcin.org.pl:partnerCollections:iblit rcin.org.pl:partnerCollections rcin.org.pl:partnerCollections:iblit:serials