@book{94042,
	author = {Ruíz León, María de Jesús.},
	title = {Hongos asociados a la semilla de avena (Avena sativa L.)},
	publisher = {El autor,},
	year = {2007.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/105617.pdf}
}