@book{87515,
	author = {Badillo Ponce, Guadalupe.},
	title = {Caracterización de Phytophthora ipomoeae flier & Grünwald en Valles Altos de México},
	publisher = {El autor,},
	year = {2003.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/99032.pdf}
}