Subject content of the mexican production on health and the environment (1982-1993). - César A. Macías-Chapula; Irma P. Rodea-Castro (Scientometrics, 1997)

Bibliometric analysis of aids literature in Latin America and the Caribbean. - César A. Macías-Chapula; Irma P. Rodea-Castro; Nora Narváez-Berthelemot (Scientometrics, 1998)