by Camacho, Manuel E.; Mata, Rafael; Forsythe, Warren

by Camacho, Manuel E.; Mata Chinchilla, Rafael; Forsythe Hudson, Warren

by Camacho, Manuel E.; Cabalceta-Aguilar, Gilberto; Molina-Rojas, Eloy

by Araya, Mario A.; Camacho, Manuel E.; Molina, Eloy; Cabalceta, Gilberto

by Araya, Mario A.; Camacho, Manuel E.; Molina Rojas, Eloy Alberto; Cabalceta Aguilar, Gilberto

by Ramírez, Daniel; Alvarado, Alfredo; Ávila, Carlos; Camacho, Manuel E.; Fernández, Jesús; Murillo, Rafael; Salazar, Luis; Sandí, Carlos L.