1. Synthesis and antifertility activity of some oximinoandrostenes
2. J. J. Calderon-Marques, R. A. Alcantara, and J. J. Osterman, “VIII World Congress of Gynecology and Obstetrics, Abstracts,” Mexico, Oct. 1976, Excerpta Medica, Princeton, N.J., p. 252.
3. “VIII World Congress of Gynecology and Obstetrics, Abstracts,” Mexico;Alejandro,1976
4. “VIII World Congress of Gynecology and Obstetrics, Abstracts,” Mexico;Rubio-Lotvin,1976