|
Louisiana State University
|
University
|
United States |
9
|
|
University of Tartu
|
University
|
Estonia |
8
|
|
Universidade Federal da Paraíba
|
University
|
Brazil |
8
|
|
Universidad de Salamanca
|
University
|
Spain |
4
|
|
Universidad de Granada
|
University
|
Spain |
3
|
|
Instituto de Astrofísica de Andalucía
|
Research Centre
|
Spain |
3
|
|
Instituto de Física Corpuscular
|
Research Centre
|
Spain |
3
|
|
Universidad Complutense de Madrid
|
University
|
Spain |
2
|
|
Universidade Federal do Ceará
|
University
|
Brazil |
2
|
|
Universidade Federal do Rio Grande do Norte
|
University
|
Brazil |
2
|
|
Universidade Federal de Lavras
|
University
|
Brazil |
2
|
|
Universidad Autónoma de Madrid
|
University
|
Spain |
1
|
|
Istituto Nazionale di Fisica Nucleare
|
Research Centre
|
Italy |
1
|
|
Pierre and Marie Curie University
|
University
|
France |
1
|
|
Università de Roma La Sapienza
|
University
|
Italy |
1
|
|
National Institute of Chemical Physics and Biophysics
|
Research Centre
|
Estonia |
1
|
|
Universidade Federal de Alagoas
|
University
|
Brazil |
1
|
|
Universidad Federal de Pará
|
University
|
Brazil |
1
|
|
Perimeter Institute
|
Research Centre
|
Canada |
1
|
|
Instituto de Astronomía y Física del Espacio
|
Research Centre
|
Argentina |
1
|
