2024-03-29T07:09:02Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:40530
2021-08-30T14:08:05Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary