Content Provider
The Portal to Texas History (University of North Texas)
10
University of North Texas: UNT Digital Library
10
Unknown
8
Directory of Open Access Journals: DOAJ Articles
6
NOAA NCEI Environmental Data Archive (via DataONE)
4
Project Gutenberg (PG)
4
Brigham Young University (BYU): Digital Collections
3
OpenEdition
3
UNESDOC - UNESCO Digital Library
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
2
DataCite Metadata Store (German National Library of Science and Technology)
2
Digital Collections of Colorado (Colorado State University)
2
HELDA – University of Helsinki Open Repository
2
Hathi Trust Digital Library
2
Mountain Scholar (Digital Collections of Colorado and Wyoming)
2
Queen's University, Ontario: QSpace
2
University of Colorado Boulder, Law School: Scholarly Commons
2
University of Florida: Digital Library Center
2
Université de Nantes: HAL-UNIV-NANTES
2
Villanova University Falvey Memorial Library: Villanova Digital Library
2
Akademicka Platforma Czasopism
1
Akademicka Platforma Czasopism (APCZ)
1
Dartmouth Digital Commons (Dartmouth College)
1
Digital Commons University of South Florida (USF)
1
Digital Repository of Scientific Institutes (RCIN)
1
Florida State University Digital Library (FSUDL)
1
Florida State University: DigiNole Commons
1
Florida State University: Publication of Archival Library & Museum Materials
1
Inalco (Institut National des Langues et Civilisations Orientales): HAL
1
LIU - Linköping University: Publications (DiVA)
1
Le Mans Université: Archives Ouvertes (HAL)
1
Monash Collections Online
1
National Museums Scotland (NMS) Research Repository
1
Ohio State University (OSU): Knowledge Bank
1
Ohio University Library Digital Archives
1
Proeditio (E-Journals)
1
PubMed Central (PMC)
1
Theseus.fi (Open Repository of the Universities of Applied Sciences)
1
Universidad El Bosque: Repositorio Institucional
1
University of Alaska: ScholarWorks@UA
1
University of Chester: Chester Digital Repository
1
University of South Florida St. Petersburg: Digital USFSP
1
University of St Andrews: Digital Research Repository
1
University of Victoria (Canada): UVicDSpace
1
Université Catholique de l'Ouest portail
1
Zenodo
1
e_Buah - Biblioteca Digital de la Universidad de Alcalá
1