Aparicio, A.
[Author];
Cervantes, Leopoldo
[Author];
Cevallos, Juan B.
[Author];
Donado, Guillermo
[Author];
Eslava Castañeda, Juan Carlos
[Author];
Forero E., Manuel
[Author];
Hernández Alvarez, Mario
[Author];
Herrera, Juan D.
[Author];
Lemus, Manuel María
[Author];
Lombana Barreneche, J. M.
[Author];
Miranda Canal, Néstor
[Author];
Quijano W., Daniel
[Author];
Rueda, Rodolfo
[Author];
Sánchez Torres, Fernando
[Author];
Silva B., Luis
[Author];
Sotomayor Tribín, Hugo Armando
[Author];
Tovar L., Francisco
[Author];
Tribín Piedrahita, Alfonso
[Author]