2024-03-28T22:51:10Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:3726
2020-11-16T09:51:31Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary