2024-03-28T12:37:56Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:43541
2022-03-17T11:24:33Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary