2024-03-28T09:17:00Z
https://www.wbc.poznan.pl/oai-pmh-repository.xml
oai:www.wbc.poznan.pl:308571
2023-11-22T10:01:00Z
rootCollection:wbc:uep:pub rootCollection rootCollection:wbc rootCollection:wbc:DigitalLibraryOfWielkopolska rootCollection:wbc:DigitalLibraryOfWielkopolska:EducationalMaterials rootCollection:wbc:uep