Content Provider
WikiBooks - Open-content textbooks
7
Aarhus University: OJS at The State and University Library
2
DataCite Metadata Store (German National Library of Science and Technology)
2
Tidsskrift.dk (The Royal Library, Denmark)
2
University of Tartu: Dspace
2
Aalborg University's Research Portal
1
University of Copenhagen: Research
1
University of Michigan: Digital Collections
1
norden (Nordic Council of Ministers): Publications (DiVA)
1