Content Provider
ScienceDirect (Elsevier)
172
ScienceDirect (Elsevier - via Crossref)
165
Springer Nature (via Crossref)
53
Wiley Online Library (via Crossref)
43
Wiley Online Library
19
Oxford University Press
4
Oxford University Press (via Crossref)
4
Informa
3
Informa (via Crossref)
3
Cambridge University Press
2
Canadian Science Publishing (via Crossref)
2
De Gruyter (via Crossref)
2
Ghent University Academic Bibliography
1
Research Portal - University of Namur
1