Content Provider
50sea Journals
1
AAAS Resource Center (American Association for the Advancement of Science - via Crossref)
1
AAAS Resource Center (American Association for the Advancement of Science)
13
ACS Publications
4
ADDI: Repositorio Institucional de la Universidad del País Vasco (UPV)
4
AIP Publishing
3
AJOL - African Journals Online
1
ANU Press (Australian National University - via Crossref)
1
APS Digital Library (American Philosophical Society)
1
ARCIMÍS (Archivo Climatológico y Meteorológico Institucional - AEMET, Agencia Estatal de Meteorología)
17
ARPI - Archivio della Ricerca dell'Università di Pisa
36
ASM Journals (American Society for Microbiology - via Crossref)
4
ASM Journals (American Society for Microbiology)
4
AU Digital Research Archive (American University)
8
AUrora - Auburn University Scholarly Repository
1
Aalto University Publication Archive (Aaltodoc)
2
Aarhus University: Research
12
Acta Chimica Slovenica (E-Journal)
2
Aix-Marseille Université: HAL
9
Akademicka Platforma Czasopism
1
Akademicka Platforma Czasopism (APCZ)
1
Alfred Wegener Institute for Polar- and Marine Research (AWI): ePIC (electronic Publication Information Center)
53
American Museum of Natural History: AMNH scientific publications
4
Anagrafe della Ricerca d'Ateneo (Universitá degli studi Roma Tre)
28
Anglia Ruskin University: Anglia Ruskin Research Online (ARRO)
2
Anglia Ruskin University: Figshare
4
Annals of Geophysics (INGV, Istituto Nazionale di Geofisica e Vulcanologia)
11
Aperta - Türkiye Açık Arşiv
6
Apollo - University of Cambridge Repository
57
ArXiv.org (Cornell University Library)
52
Archimer (Archive Institutionnelle de l'Ifremer - Institut français de recherche pour l'exploitation de la mer)
52
Archive Ouverte de l'Université Rennes (HAL)
9
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
436
Archives ouvertes de Paris-Saclay
25
Archives ouvertes du Conservatoire national des arts et métiers
2
Archivio della ricerca dell'Università di Modena e Reggio Emilia (Unimore: IRIS)
23
Archivio della ricerca dell'Università di Parma (CINECA IRIS)
6
Archivo Digital UPM (Universidad Politécnica de Madrid)
1
Arctic Data Center (via DataONE)
132
Arctic Institute of North America
1
Arctic Portal Library
57
Arctic and Antarctic Research
4
Arctic and Antarctic Research (E-Journal)
5
Arizona Memory Project (Arizona State Library, Archives and Public Records)
1
Auckland University of Technology: Tuwhera Open Research
3
Augustana College, Illinois: Augustana Digital Commons
9
Australian National University: ANU Digital Collections
120
Australian Nuclear Science and Technology Organisation: ANSTO Publications Online
12
Australian Policy Online (Institute for Social Research, Swinburne University of Technology)
7
BIROn - Birkbeck Institutional Research Online (Birkbeck University of London)
4
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