@book{93214,
	author = {Campos Trejo, Modesto},
	title = {Diseño de una máquina picadora de pencas de maguey (Agave Salmiana) /},
	publisher = {El autor,},
	year = {2006.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/104770.pdf}
}