Content Provider
ScienceDirect (Elsevier - via Crossref)
65
Cambridge University Press
47
Springer Nature (via Crossref)
32
Informa (via Crossref)
16
Frontiers (Publisher)
14
Informa
6
Canadian Science Publishing
3
Wiley Online Library (via Crossref)
3
Cambridge University Press (via Crossref)
2
Ghent University Academic Bibliography
2
Munipress - Masaryk University Press
2
DIAL@UCLouvain (Université catholique de Louvain)
1
DIAL@USL-B (Université Saint-Louis, Bruxelles)
1
De Gruyter (via Crossref)
1
IEEE Publications
1
ScienceDirect (Elsevier)
1
Sciendo (de Gruyter - via CrossRef)
1
The University of Queensland: UQ eSpace
1