Content Provider
Canadian Science Publishing (via Crossref)
303
Cambridge University Press (via Crossref)
113
Canadian Science Publishing
96
Wiley Online Library (via Crossref)
56
Oxford University Press (via Crossref)
53
Oxford University Press
33
Wiley Online Library
28
Springer Nature (via Crossref)
27
ScienceDirect (Elsevier - via Crossref)
24
Cambridge University Press
21
ScienceDirect (Elsevier)
14
Informa (via Crossref)
9
University of Chicago Press (via Crossref)
7
Informa
5
JSTOR (via Crossref)
5
Scandinavian University Press
1
Schweizerbart Science Publishers (via Crossref)
1