@book{42715,
	author = {Argañaraz, Rafael A. and  Sureda, R. A. and Congreso Latinoamericano de Geología},
	title = {El yacimiento La Concordia (Ag - Pb) en la Provincia de Salta, Argentina :},
	publisher = {[s.n.],},
	year = {1982.},
	address = {Buenos Aires:},
	note = {Relevamiento: 1982.}
}