2024-03-29T05:34:15Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:34736
2021-09-17T07:58:52Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary