@article {621,
	title = {Distribuci{\'o}n de los Pterid{\'o}fitos en Asturias},
	journal = {Trab. Dept. Bot. Univ. OviedoTrab. Dept. Bot. Univ. Oviedo},
	volume = {1},
	year = {1977},
	pages = {17-40},
	author = {Mayor,M., D{\'\i}az,T.E., Navarro,F. \& Sim{\'o},R.M.}
}
