Content Provider
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
2
Cambridge University Press
2
Directory of Open Access Journals: DOAJ Articles
2
HAL - Université de La Rochelle
1
HAL-IN2P3 (Institut national de physique nucléaire et de physique des particules)
1
Lund University Publications (LUP)
1
Magnolia press
4
Natural History Museum Repository
1
PubMed Central (PMC)
1
Rhodes University Cory: Repository
2
SEALS Digital Commons (South East Academic Libraries System, South Africa)
1
Springer Nature (via Crossref)
1
University of Cape Town: OpenUCT
1
University of Pretoria: UPSpace
1
University of the Highlands and Islands: Research Database of UHI
1
Université de Nantes: HAL-UNIV-NANTES
2
Unknown
2