2024-03-29T00:34:38Z
https://kpbc.umk.pl/oai-pmh-repository.xml
oai:kpbc.umk.pl:89415
2020-01-13T16:05:45Z
KujawskoPomorskaDigitalLibrary:RegionalMaterials:Kuyavia-Pomerania KujawskoPomorskaDigitalLibrary:EducationalMaterials KujawskoPomorskaDigitalLibrary:EducationalMaterials:Astronomy KujawskoPomorskaDigitalLibrary:RegionalMaterials KujawskoPomorskaDigitalLibrary:RegionalMaterials:Kuyavia-Pomerania:RegionalJournals KujawskoPomorskaDigitalLibrary