2026-08-31T13:01:44Z https://rcin.org.pl/ihpan/oai-pmh-repository.xml

oai:rcin.org.pl:33865 2026-08-13T11:40:20Z rcin.org.pl rcin.org.pl:partnerCollections:ihis rcin.org.pl:literature:journalArticles rcin.org.pl:partnerCollections:ihis:serials rcin.org.pl:partnerCollections:ihis:institutepublications rcin.org.pl:literature rcin.org.pl:partnerCollections:ihis:institutepublications:journals:KH1953 rcin.org.pl:partnerCollections:ihis:institutepublications:journals rcin.org.pl:partnerCollections