@book{41436,
	author = {Monteros, Julio Argentino and Cuerda, Alfredo and Congreso Geológico Argentino},
	title = {Graptolitos Ashgilliano-Llandoverianos en la base de la Formación Lipeon, Sierra de Zapla, Jujuy :},
	publisher = {[s.n.],},
	year = {[19--].},
	address = {[s.l.]:},
	note = {Relevamiento: 1993.}
}