Content Provider
Wiley Online Library (via Crossref)
271
Canadian Science Publishing (via Crossref)
219
Wiley Online Library
182
Canadian Science Publishing
129
Oxford University Press (via Crossref)
94
ScienceDirect (Elsevier - via Crossref)
74
Springer Nature (via Crossref)
65
Oxford University Press
61
Informa (via Crossref)
53
Informa
45
Cambridge University Press (via Crossref)
43
ScienceDirect (Elsevier)
24
Cambridge University Press
16
University of Chicago Press (via Crossref)
6
De Gruyter (via Crossref)
3
JSTOR (via Crossref)
3
Johns Hopkins University Press (via Crossref)
1
SAGE Publications (via Crossref)
1
University of Chicago Press
1