@book{9669,
	author = {DIAZ DE LEON SANTIAGO, JUAN LUIS. and YAÑEZ MARQUEZ, CORNELIO.,},
	title = {INTRODUCCION A LA MORFOLOGIA MATEMATICA DE CONJUNTOS/ },
	publisher = {INSTITUTO POLITECNICO NACIONAL},
	year = {2003},
	series = {COLECCION CIENCIA DE LA COMPUTACION},
	address = {MEXICO: }
}