2024-03-29T02:49:56Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:34665
2021-09-16T09:04:49Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation:AnnalesUMCS dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Journals dLibraDigitalLibrary