Abstract
Carpeta del Acta de la XXXIX Asamblea Ordinaria celebrada en marzo 1995, Universidad Autónoma de San Luis Potosí y Acta de la XL Asamblea, octubre 1995, Veracrúz Ver.
Folder of the Minutes of the XXXIX Ordinary Assembly held in March 1995, Autonomous University of San Luis Potosí and meeting minute of XL Assembly, October 1995, Veracruz Ver.