@book{41855,
	author = {Staden, A. Van and Zimmermann, U. and Asociación Geológica Argentina and Congreso Geológico Argentino},
	title = {Very-low to low grade sedimentary rocks from concepcion (sierra de Ambato, Catamarca Province) : an equivalent of the puncoviscana formatión ?.},
	note = {Relevamiento: 2002.}
}