2024-03-29T06:07:02Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:34807
2020-11-12T12:50:38Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary