[1]
R. Sancho, «Literature based data in research evaluation: A managers guide to bibliometrics. Suzan E. Cozzens. Rensselaer Polytechnic lnstitute. USA SPSG Concept Paper n.º 11. ISBN: 1-873230-001», Rev. esp. doc. Cient, vol. 14, n.º 2, p. 253, jun. 1991.