2026-08-05T06:55:23Z https://zbc.uz.zgora.pl/oai-pmh-repository.xml

oai:zbc.uz.zgora.pl:97641 2026-08-03T14:46:44Z DigitalLibraryZielonaGora DigitalLibraryZielonaGora:ScienceTeaching DigitalLibraryZielonaGora:RegionalMaterialss DigitalLibraryZielonaGora:RegionalMaterialss:Czasregee DigitalLibraryZielonaGora:ScienceTeaching:NIDNHE