Publisher
Elsevier
28
MDPI AG
14
Wiley
SAGE Publications
Springer
10
Cambridge University Press
7
Frontiers Media S.A.
Hindawi
7
Taylor & Francis
7
BioMed Central
3
Discover
3
Open Library of Humanities
2
American Institute of Physics (AIP)
1
Cogitatio
1
Copernicus Publications
1
IOP Publishing
1
Royal Society of Chemistry
1
Springer Nature
1
Wiley-Hindawi
1