@book{69432,
	author = {Peña Sosa, David. and Colegio de Postgraduados. Chapingo, Méx. Centro de Estadística y Cálculo.},
	title = {Sistema manejador del algebra de matrices},
	publisher = {El autor,},
	year = {1989},
	address = {Chapingo, Méx. :},
	note = {34-86}
}