2024-03-29T10:20:28Z
https://rcin.org.pl/oai-pmh-repository.xml
oai:rcin.org.pl:39666
2023-09-14T13:36:19Z
rcin.org.pl rcin.org.pl:literature:journalArticles rcin.org.pl:partnerCollections:ibdos:Journals rcin.org.pl:literature rcin.org.pl:partnerCollections rcin.org.pl:partnerCollections:ibdos