Content Provider
Defense Technical Information Center: DTIC Technical Reports database
5
Université de Bourgogne (UB): HAL
2
Unknown
2
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
1
Directory of Open Access Journals: DOAJ Articles
1
Georgia Southern University: Digital Commons@Georgia Southern
1
HAL Lyon 1 (University Claude Bernard Lyon 1)
1
National Institute of Polar Research Repository, Japan
1
University of North Texas: UNT Digital Library
1
Université de Lyon: HAL
1