Content Provider
Biodiversity Heritage Library (BHL)
182
WikiBooks - Open-content textbooks
41
JSTOR
8
Unknown
8
Johns Hopkins University Press
6
PRISM - University of Calgary Digital Repository
3
VIURRSpace (Royal Roads University and Vancouver Island University)
3
Arca (BC's Digital Treasures)
2
Cambridge University Press
2
RePEc (Research Papers in Economics)
2
UNBC's Digital Institutional Repository (University of Northern British Columbia)
2
UNESDOC - UNESCO Digital Library
2
Aberdeen University Research Archive (AURA)
1
DIAL@UCLouvain (Université catholique de Louvain)
1
DIAL@USL-B (Université Saint-Louis, Bruxelles)
1
Informa (via Crossref)
1
JSTOR (via Crossref)
1
Memorial University of Newfoundland: Digital Archives Initiative (DAI)
1
Open Research Library
1
Pensoft Publishers
1
Queen's University Belfast Research Portal
1
SAGE Publications (via Crossref)
1
The Catholic University of America: Digital Collections
1
The University of Western Ontario: Scholarship@Western
1
University College London: UCL Discovery
1
University of Saskatchewan: eCommons@USASK
1
Università Ca’ Foscari Venezia: ARCA (Archivio Istituzionale della Ricerca)
1
Vancouver Island University: Viuspace
1
White Rose Research Online (Universities of Leeds, Sheffield & York)
1
Zenodo
1
norden (Nordic Council of Ministers): Publications (DiVA)
1
oURspace - The University of Regina's Institutional Repository
1