2024-03-28T18:16:33Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:4078
2021-12-07T10:57:06Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary