@book{89353,
	author = {Martínez Ramírez, Marcos.},
	title = {Estado mineral de vacas con o sin edema en ubre /},
	publisher = {El autor,},
	year = {2004.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/100881.pdf}
}