Content Provider
UNESDOC - UNESCO Digital Library
4
DataCite Metadata Store (German National Library of Science and Technology)
2
Unknown
2
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
Archives ouvertes de Paris-Saclay
1
Borealis
1
University of Calgary Journal Hosting
1
University of Illinois at Urbana-Champaign: IDEALS (Illinois Digital Environment for Access to Learning and Scholarship)
1
University of St Andrews: Digital Research Repository
1
University of St Andrews: Research Portal
1
Université de Nantes: HAL-UNIV-NANTES
1
Université de Sherbrooke: Savoirs UdeS
1
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
1