@book{24235,
	author = {Ibarra Quevedo, Raúl. and Serrano López, Miguel, and e-libro, Corp.},
	title = {Computación IV - diseño de los sistemas digitales},
	publisher = {Instituto Politécnico Nacional,},
	year = {1999.},
	address = {México :},
	url = {https://elibro.net/ereader/politecnicointernacional/72651}
}