@book{170144,
	author = {Aguilar Bárcenas, José Antonio and  Ayala Oseguera, José, director },
	title = {Utilización de monensina sódica en vacas lecheras holstein en lactancia temprana  /},
	publisher = {El autor,},
	year = {2016},
	address = {México  :},
	url = {http://10.13.5.2/tesis/sist113045.pdf}
}