2024-03-28T19:49:18Z
https://www.wbc.poznan.pl/oai-pmh-repository.xml
oai:www.wbc.poznan.pl:182986
2012-04-15T19:01:51Z
rootCollection:wbc:DigitalLibraryOfWielkopolska:CulturalHeritage rootCollection rootCollection:wbc rootCollection:wbc:DigitalLibraryOfWielkopolska rootCollection:wbc:DigitalLibraryOfWielkopolska:EducationalMaterials