2024-03-29T01:51:05Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:40490
2021-08-27T13:02:13Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary