@book{31703,
	author = {Negrete Catañeda, Emigdio.},
	title = {Relaciones precipitación escurrimiento.},
	publisher = {UACH. Departamento de Irrigación,},
	year = {1980.},
	series = {UACH. Boletín técnico},
	address = {Chapingo, Méx. :}
}