Content Provider
The Hong Kong University of Science and Technology: HKUST Institutional Repository
16
Hokkaido University Collection of Scholarly and Academic Papers (HUSCAP)
11
ScienceDirect (Elsevier - via Crossref)
9
Springer Nature (via Crossref)
7
ScienceDirect (Elsevier)
6
DataCite Metadata Store (German National Library of Science and Technology)
4
PubMed Central (PMC)
4
Frontiers (Publisher)
3
Wiley Online Library
3
PANGAEA - Data Publisher for Earth & Environmental Science
2
University of Windsor, Ontario: Scholarship at UWindsor
2
Zenodo
2
AAAS Resource Center (American Association for the Advancement of Science)
1
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
Data Archiving and Networked Services (DANS): EASY (KNAW - Koninklijke Nederlandse Akademie van Wetenschappen)
1
Dryad Digital Repository (Duke University)
1
HAL Sorbonne Université
1
PLOS
1
University of Strathclyde Glasgow: Strathprints
1
Unknown
1
Wiley Online Library (via Crossref)
1