2026-06-14T21:11:40Z https://rcin.org.pl/igipz/oai-pmh-repository.xml

oai:rcin.org.pl:239496 2025-12-22T10:45:57Z rcin.org.pl:partnerCollections:igipz:libr rcin.org.pl rcin.org.pl:partnerCollections:igipz:igpaspubl rcin.org.pl:partnerCollections:igipz rcin.org.pl:literature rcin.org.pl:partnerCollections:igipz:libr:books rcin.org.pl:literature:booksChapters rcin.org.pl:partnerCollections