@book{7224,
	author = {INIFAP. México. Centro de Investigaciones Forestales y Agropecuarias de Coahuila},
	title = {Avances de investigación},
	publisher = {INIFAP,},
	year = {19-- 19 .},
	address = {Saltillo, Coah. :},
	note = {64-191}
}