EKT/NHRF - National Documentation Centre/NHRF
FECYT - Fundación Española para la Ciencia y la Tecnología
UMINHO - University of Minho
CNRS - Centre National de la Recherche Scientifique
CINECA - Consorzio Interuniversitario
HACETTEPE UNIVERSITESI - Hacettepe University
ENCES - European Network for Copyright in Support of Education and Science
LIBER - The Stichting LIBER Foundation
UNOTT - University of Nottingham