@book{41433,
	author = {Collantes, M. and Powell, J. and Congreso Geológico Argentino},
	title = {Formación Tafí del Valle (Cuartario Superior), Provincia de Tucumán (Argentina) :},
	publisher = {[s.n.],},
	year = {[19--].},
	address = {[s.l.]:},
	note = {Relevamiento: 1993.}
}