Content Provider
Cambridge University Press
10
DataCite Metadata Store (German National Library of Science and Technology)
7
Directory of Open Access Journals: DOAJ Articles
5
eCite UTAS (University of Tasmania)
3
DIAL@USL-B (Université Saint-Louis, Bruxelles)
1
De Gruyter (via Crossref)
1
Istituto Nazionale di Fisica Nucleare (INFN): Open Access Repository
1
Kristianstad University College: Publications (DiVA)
1
Padua Research Archive (IRIS - Università degli Studi di Padova)
1
Springer Nature (via Crossref)
1
University of California: eScholarship
1
Università degli Studi di Napoli "Parthenope": CINECA IRIS
1
Wiley Online Library
1
Wiley Online Library (via Crossref)
1