2024-03-29T08:09:37Z
http://bc.umcs.pl/oai-pmh-repository.xml
oai:bc.umcs.pl:28380
2018-02-24T11:48:25Z
dLibraDigitalLibrary:CulturalHeritage dLibraDigitalLibrary:ScienceandEducation dLibraDigitalLibrary:CulturalHeritage:Books dLibraDigitalLibrary dLibraDigitalLibrary:ScienceandEducation:ScientificPapers
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