2024-03-28T20:30:21Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:21408
2021-08-25T13:49:07Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary