@book{2335,
	author = {Olvera Muñoz, Pedro.},
	title = {Elaboración de carbón vegetal a partir de desmontes en selvas bajas en el Edo. de Tamaulipas},
	publisher = {El Autor,},
	year = {1991},
	address = {Chapingo, Méx. :},
	note = {D45-118}
}