Table of Contents

Original Research

Page 9-18
Virgilio A. Ghio Ca, Roberto Bascuñan Walker
Page 19-31
Hernán de Solminihac, Jaime Retamal, Carlos Videla
Page 32-46
Carlos Videla, Juan Pablo Covarrubias, José Miguel Pascual
Page 47-55
Patricio Venegas, Luis Fernando Alarcón C.
Page 56-72
Guillermo Thenoux, Rodrigo Gaete