Content Provider
Springer Nature (via Crossref)
50
Canadian Science Publishing (via Crossref)
16
Informa (via Crossref)
9
University of Chicago Press (via Crossref)
8
Oxford University Press (via Crossref)
5
Canadian Science Publishing
4
JSTOR (via Crossref)
2
ScienceDirect (Elsevier - via Crossref)
2
University of Zurich (UZH): ZORA (Zurich Open Repository and Archive
2
Unknown
2
Cambridge University Press
1
De Gruyter (via Crossref)
1
Istituto Nazionale di Fisica Nucleare (INFN): Open Access Repository
1
ScienceDirect (Elsevier)
1
University of California Press (via Crossref)
1