Content Provider
PANGAEA - Data Publisher for Earth & Environmental Science
507
NOAA NCEI Environmental Data Archive (via DataONE)
445
DataCite Metadata Store (German National Library of Science and Technology)
286
DataCite
159
Dryad Digital Repository (Duke University)
99
Arctic Data Center (via DataONE)
28
Defense Technical Information Center: DTIC Technical Reports database
16
Knowledge Network for Biocomplexity (via DataONE)
12
University of Alaska: ScholarWorks@UA
12
University of California: eScholarship
11
Unknown
11
The Seattle Public Library Special Collections Online
7
Cambridge University Press
6
University of Calgary Journal Hosting
6
University of Nebraska-Lincoln: DigitalCommons@UNL
6
Jerry Falwell Library Digital Collections (Liberty University)
5
Research Workspace (via DataONE)
5
Digital Collections of Colorado (Colorado State University)
4
Directory of Open Access Journals: DOAJ Articles
4
Mountain Scholar (Digital Collections of Colorado and Wyoming)
4
Swedish National Data Service (SND)
4
USGS Science Data Catalog (via DataONE)
4
University of Arkansas: Digital Collections
4
CDC Stacks (Centers for Disease Control and Prevention)
3
Stockholm University: Publications (DiVA)
3
UNESDOC - UNESCO Digital Library
3
University of Nevada, Reno: ScholarWorks Repository
3
Uppsala University: Publications (DiVA)
3
the Digital Archaeological Record (via DataONE)
3
Brigham Young University (BYU): Digital Collections
2
Duke Law School Scholarship Repository
2
Informa (via Crossref)
2
National Archive of PhD Theses (National Documentation Centre Greece)
2
Peoples' Friendship University of Russia (RUDN): Open repository
2
Portland State University: PDXScholar
2
SciTec Connect (Office of Scientific and Technical Information - OSTI, U.S. Department of Energy)
2
UNM Digital Repository (The University of New Mexico)
2
University of Colorado Boulder, Law School: Scholarly Commons
2
University of Michigan: Digital Collections
2
University of Montana: ScholarWorks
2
University of New Hampshire: Scholars Repository
2
University of St Andrews: Research Portal
2
University of Texas at El Paso: Digital Commons@UTEP
2
University of Washington, Seattle: Digital Collections
2
University of the Arts London: UAL Research Online
2
Washington State University: WSU Libraries Digital Collections
2
Western Washington University: CEDAR (Contributing to Education through Digital Access to Research)
2
Érudit.org (Université Montréal)
2
AgEcon Search - Research in Agricultural & Applied Economics
1
Apollo - University of Cambridge Repository
1
more ...