Content Provider
Georgia State University Library Digital Collections
113
University of North Texas: UNT Digital Library
63
DataCite Metadata Store (German National Library of Science and Technology)
41
Georgia Institute of Technology: SMARTech - Scholarly Materials and Research at Georgia Tech
20
U.S. National Library of Medicine (NLM): Images from the History of Medicine (IHM)
18
Defense Technical Information Center: DTIC Technical Reports database
16
The Portal to Texas History (University of North Texas)
16
JSU Digital Commons (Jacksonville State University)
14
University of Calgary Journal Hosting
11
Unknown
10
Zenodo
10
Washington State University: WSU Libraries Digital Collections
8
Tennessee Virtual Archive (TeVA - Tennessee State Library and Archives)
7
University of Alabama Libraries: Acumen
7
Directory of Open Access Journals: DOAJ Articles
5
University of Michigan: Digital Collections
5
Ike Skelton Combined Arms Research Library (CARL) Digital Library
4
PubMed Central (PMC)
4
University of Alaska: ScholarWorks@UA
4
University of Nebraska-Lincoln: DigitalCommons@UNL
4
DigitalCommons@University of Georgia School of Law
3
Grand Valley State University: GVSU Digital Collections
3
Hunter Library Digital Collections (Western Carolina University)
3
Illinois Library Digital Collections
3
RADAR - Repository of AUC Digital collections, Archives, and Research (Atlanta University Center, Robert W. Woodruff Library)
3
Scholar Works @ Georgia State University
3
Wisconsin Historical Society: Turning Points in Wisconsin History
3
Arca (BC's Digital Treasures)
2
Athabasca University Digitization Portal
2
Auburn University Digital Library
2
CDC Stacks (Centers for Disease Control and Prevention)
2
Cambridge University Press
2
Canadian Science Publishing (via Crossref)
2
Georgia Southern University: Digital Commons@Georgia Southern
2
New York Heritage Digital Collections
2
PALNI Digital Library Collections (Private Academic Library Network of Indiana)
2
ScienceDirect (Elsevier - via Crossref)
2
The Gateway to Oklahoma History (University of North Texas Libraries)
2
The University of Chicago Library: Digital Collections
2
Theses Canada/Thèses Canada (Library and Archives Canada)
2
University of California Press (via Crossref)
2
University of Oklahoma/Oklahoma State University: SHAREOK Repository
2
University of Saskatchewan: eCommons@USASK
2
University of Tennessee at Chattanooga: Digital Collections
2
VIURRSpace (Royal Roads University and Vancouver Island University)
2
Wilfrid Laurier University, Ontario: Scholars Commons@Laurier
2
the Digital Archaeological Record (via DataONE)
2
AMA (via Crossref)
1
Borealis
1
Brock University Digital Repository
1
more ...