Content Provider
Charles University CU Digital repository
5
Masaryk University Journals
4
Aix-Marseille Université: HAL
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
3
Cambridge University Press
3
Collège de France: HAL
3
Institut national des sciences de l'Univers: HAL-INSU
3
Munipress - Masaryk University Press
3
Wiley Online Library
3
DataCite Metadata Store (German National Library of Science and Technology)
2
ScienceDirect (Elsevier)
2
Copernicus Publications: E-Journals
1
Dialnet - Portada de revistas (Universidad de La Rioja)
1
Informa
1
Portal de revistas - Universidad de Valparaíso Chile
1
Unknown
1