@book{93766,
	author = {Avendaño Montalvo, Omar.},
	title = {Inventario de orquídeas en San Julio Chilchotla, Oaxaca},
	publisher = {El autor,},
	year = {2007},
	address = {Chapingo, Méx. :},
	url = {http://10.13.5.2/tesis/105335.pdf}
}