Content Provider
ScienceDirect (Elsevier - via Crossref)
64
ACS Publications (via Crossref)
31
ACS Publications
29
Springer Nature (via Crossref)
22
ScienceDirect (Elsevier)
20
SAGE Publications (via Crossref)
12
Informa
7
Wiley Online Library
6
Informa (via Crossref)
4
SAGE Publications
4
Opin vísindi (Iceland)
3
Bentham Science Publishers (via Crossref)
2
Digital Commons University of South Florida (USF)
2
Istituto Nazionale di Fisica Nucleare (INFN): Open Access Repository
2
Repositório da Universidade Nova de Lisboa (UNL)
2
University of South Florida St. Petersburg: Digital USFSP
2
Carolina Digital Repository (UNC - University of North Carolina)
1
Hirsla - Landspítali University Hospital research archive
1
The University of Queensland: UQ eSpace
1
Thieme (via Crossref)
1