Content Provider
Canadian Science Publishing (via Crossref)
61
Oxford University Press (via Crossref)
38
Canadian Science Publishing
29
ScienceDirect (Elsevier - via Crossref)
12
Oxford University Press
7
Wiley Online Library
6
Wiley Online Library (via Crossref)
6
Cambridge University Press
3
JSTOR
3
Brill (via Crossref)
2
Springer Nature (via Crossref)
2
JSTOR (via Crossref)
1
ScienceDirect (Elsevier)
1
University of Chicago Press (via Crossref)
1