@book{114061,
	author = {Bonnier, Gaston, and Layens, Georges de},
	title = {Claves para la determinación de plantas vasculares :},
	publisher = {Ediciones Omega},
	year = {c1988.},
	address = {Barcelona ;},
	note = {Translation of : Flore complete portative de la France, de la Suisse et de la Belgique.}
}