@book{220151,
	author = {Peña Sandoval, Nicolás and Ruiz Flores, Agustín},
	title = {Manejo reproductivo en la granja porcina Betania, Salvatierra, Guanajuato /},
	publisher = {El autor,},
	year = {2022.},
	address = {Chapingo, México :},
	url = {http://10.13.5.2/tesis/tl/8410159-9_Pena_Sandoval_Nicolas.pdf}
}