@book{92564,
	author = {Escalera Martínez, Juan Francisco.},
	title = {Comportamiento reproductivo de hembras holstein tratadas con gonadotropina coriónica humana (hCG) /},
	publisher = {El autor,},
	year = {2006.},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/104112.pdf}
}