2024-03-19T05:45:37Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:31903
2020-11-13T14:53:52Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary