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Cambridge University Press
55
ScienceDirect (Elsevier)
10
ScienceDirect (Elsevier - via Crossref)
7
Informa (via Crossref)
2
Springer Nature (via Crossref)
2
Cambridge University Press (via Crossref)
1
Canadian Science Publishing
1
Canadian Science Publishing (via Crossref)
1
Informa
1
Istituto Nazionale di Fisica Nucleare (INFN): Open Access Repository
1
Wiley Online Library (via Crossref)
1