@book{217707,
	author = {Fernández Guerrero, Vicente and Brambila Paz, José de Jesús},
	title = {Variación del ingreso bruto real y riesgo en la agricultura de México:},
	publisher = {El autor,},
	year = {2020.},
	address = {Chapingo, México :},
	url = {http://10.13.5.2/tesis/td/2020_EA_Fernandez_Guerrero_Vicente.pdf}
}