2024-03-28T20:21:54Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:44777
2022-06-29T11:42:09Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary