Content Provider
DataCite Metadata Store (German National Library of Science and Technology)
2,060
Unknown
1,405
SFU Digitized Collections (Simon Fraser University)
1,124
Directory of Open Access Journals: DOAJ Articles
1,040
PubMed Central (PMC)
688
University of British Columbia: cIRcle - UBC's Information Repository
594
University of Lethbridge Digitized Collections
500
Arca (BC's Digital Treasures)
435
Theses Canada/Thèses Canada (Library and Archives Canada)
422
MIT Libraries Dome
291
Érudit.org (Université Montréal)
287
The University of Western Ontario: Scholarship@Western
270
University of Victoria (Canada): UVicDSpace
252
VIURRSpace (Royal Roads University and Vancouver Island University)
252
oURspace - The University of Regina's Institutional Repository
248
ScienceDirect (Elsevier - via Crossref)
237
Springer Nature (via Crossref)
229
RePEc (Research Papers in Economics)
216
MSpace at the University of Manitoba
204
Informa (via Crossref)
192
The University of Winnipeg: WinnSpace Repository
189
Summit - SFU Research Repository (Simon Fraser University)
187
SAGE Publications (via Crossref)
180
University of Saskatchewan: eCommons@USASK
176
Open Access Journal Hosting (University of British Columbia)
172
University of Toronto Press (U Toronto Press - via Crossref)
172
Wiley Online Library
156
Athabasca University Digitization Portal
146
MDPI Open Access Publishing
144
Vancouver Island University: Viuspace
143
University of Toronto: Research Repository T-Space
133
Wiley Online Library (via Crossref)
133
Fanshawe College: FIRST (Fanshawe Innovation Research Scholarship Teaching)
130
York University Digital Library
129
Oxford University Press (via Crossref)
123
uO Research (University of Ottawa - uOttawa)
119
PRISM - University of Calgary Digital Repository
113
SAGE Publications
113
Western Libraries OJS
113
UNBC's Digital Institutional Repository (University of Northern British Columbia)
112
Queensland University of Technology: QUT ePrints
107
Western Washington University: CEDAR (Contributing to Education through Digital Access to Research)
106
WikiBooks - Open-content textbooks
106
York University, Toronto: YorkSpace
106
University of Toronto: Journal Publishing Services
102
Cambridge University Press
98
Queen's University, Ontario: QSpace
89
York University Toronto, Osgoode Hall Law School: Osgoode Digital Commons
86
University of California: eScholarship
82
University of Calgary Journal Hosting
77
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