@book{42717,
	author = {Nullo, Francisco E. and Congreso Geológico Chileno},
	title = {Estratigrafía ordovícica del ára de Susques, Jujuy, Argentina.},
	publisher = {[s.n.],},
	year = {1988.},
	address = {Santiago:},
	note = {Relevamiento: 1988.}
}