@book{6817,
	author = {SARMIENTO TOVILLA, JUAN CARLOS. and INSTITUTO TECNOLOGICO DE TUXTLA GUTIERREZ.},
	title = {MULTI-PROTEC/ },
	publisher = {EL AUTOR},
	year = {1998},
	address = {TUXTLA GTZ., CHIS.: },
	note = {BIBLIOGRAFIA: P. 74-78.}
}