@book{41728,
	author = {Singer, Silvia E. and Somoza, Rubén and Congreso Latinoamericano de Geología},
	title = {Estudio comparativo de dos ignimbritas del Mioceno Superior Andino, Sifon (Norte de Chile) y Vilama (Puna, Argentina).},
	publisher = {[s.n.],},
	year = {[19--].},
	address = {[s.l.]:},
	note = {Relevamiento: 1998.}
}