Content Provider
Oxford University Press (via Crossref)
172
Canadian Science Publishing (via Crossref)
131
Canadian Science Publishing
68
Oxford University Press
45
Wiley Online Library (via Crossref)
14
JSTOR (via Crossref)
13
Cambridge University Press
10
Wiley Online Library
9
Brill (via Crossref)
8
Springer Nature (via Crossref)
7
ScienceDirect (Elsevier - via Crossref)
4
SAGE Publications
3
ScienceDirect (Elsevier)
3
Brill
2
De Gruyter (via Crossref)
2
JSTOR
2
Informa (via Crossref)
1
SAGE Publications (via Crossref)
1
University of Chicago Press (via Crossref)
1