2024-03-28T20:15:03Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:35291
2020-12-21T09:59:02Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary