2024-03-29T05:40:06Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:34739
2021-09-17T08:00:30Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary