2024-03-28T20:16:44Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:40031
2021-10-13T11:03:33Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary