2024-03-28T21:52:01Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:40577
2021-09-07T11:02:51Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary