2024-03-28T16:55:22Z
https://rcin.org.pl/oai-pmh-repository.xml
oai:rcin.org.pl:40868
2022-03-28T17:21:20Z
rcin.org.pl:partnerCollections:imat rcin.org.pl rcin.org.pl:literature:journalArticles rcin.org.pl:literature rcin.org.pl:partnerCollections rcin.org.pl:partnerCollections:imat:periodicals