@book{218893,
	author = {Estala Duran, Alma Isabel and Ortega Sánchez, José Luis},
	title = {Manejo técnico y reproductivo en vacas holstein :},
	publisher = {El autor,},
	year = {2022.},
	address = {Durango, México :},
	url = {http://10.13.5.2/tesis/tl/1111402-8_ESTALA-DURAN_ALMAISABEL.pdf}
}