2024-03-28T12:56:49Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:43109
2022-03-14T13:34:30Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary