2024-03-29T02:17:35Z
https://rcin.org.pl/oai-pmh-repository.xml
oai:rcin.org.pl:42193
2022-01-04T10:56:54Z
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