2024-03-28T23:14:10Z
https://www.wbc.poznan.pl/oai-pmh-repository.xml
oai:www.wbc.poznan.pl:213812
2012-04-17T10:07:52Z
rootCollection:wbc:DigitalLibraryOfWielkopolska:CulturalHeritage rootCollection rootCollection:wbc rootCollection:wbc:DigitalLibraryOfWielkopolska rootCollection:wbc:DigitalLibraryOfWielkopolska:EducationalMaterials