Content Provider
University of Michigan: Digital Collections
571
University of Lethbridge Digitized Collections
22
DataCite Metadata Store (German National Library of Science and Technology)
14
Directory of Open Access Journals: DOAJ Articles
4
The University of Utah: J. Willard Marriott Digital Library
4
University of Montana: ScholarWorks
4
Theses Canada/Thèses Canada (Library and Archives Canada)
3
University of British Columbia: cIRcle - UBC's Information Repository
3
University of Washington, Seattle: Digital Collections
3
VIURRSpace (Royal Roads University and Vancouver Island University)
3
WikiBooks - Open-content textbooks
3
Arca (BC's Digital Treasures)
2
Hunter Library Digital Collections (Western Carolina University)
2
Memorial University of Newfoundland: Digital Archives Initiative (DAI)
2
PubMed Central (PMC)
2
RePEc (Research Papers in Economics)
2
University of Alberta: Journal Hosting
2
University of Toronto: Journal Publishing Services
2
University of Victoria (Canada): UVicDSpace
2
Unknown
2
Vancouver Island University: Viuspace
2
York University Toronto, Osgoode Hall Law School: Osgoode Digital Commons
2
APS Digital Library (American Philosophical Society)
1
Emerald
1
Georgetown University: DigitalGeorgetown
1
Karlstad University: Publications (DIVA)
1
Memorial University of Newfoundland: Research Repository
1
SFU Digitized Collections (Simon Fraser University)
1
Southern Oregon University Digital Collections
1
Summit - SFU Research Repository (Simon Fraser University)
1
The University of Western Ontario: Scholarship@Western
1
UTSA Digital Collections (The University of Texas at San Antonio)
1
University Press of Florida (via Crossref)
1
University of Nevada, Las Vegas: Digital Scholarship@UNLV
1
University of Toronto: Research Repository T-Space
1
Western Washington University: CEDAR (Contributing to Education through Digital Access to Research)
1
uO Research (University of Ottawa - uOttawa)
1
Érudit.org (Université Montréal)
1