@book{40922,
	author = {Zappettini, Eduardo and Blasco, Graciela and Congreso Geológico Chileno},
	title = {El volcanismo paleógeno de la Puna Occidental, República Argentina.},
	publisher = {[s.n.],},
	year = {[19--].},
	address = {[s.l.]:},
	note = {Relevamiento: 1997.}
}