2026-04-20T16:58:16Z https://rcin.org.pl/oai-pmh-repository.xml

oai:rcin.org.pl:148662 2025-02-28T14:08:39Z rcin.org.pl rcin.org.pl:partnerCollections:iaie:institutepublications:books rcin.org.pl:partnerCollections:iaie:institutepublications rcin.org.pl:literature rcin.org.pl:literature:booksChapters rcin.org.pl:partnerCollections:iaie rcin.org.pl:partnerCollections