@book{27737,
	author = {Falconer, John Downie.},
	title = {La formacion de Gondwana en el nordeste del Uruguay,},
	publisher = {Imprenta nacional,},
	year = {1937.},
	series = {Uruguay. Instituto Geología y Perforacíones. Boletín},
	address = {Montevideo,},
	note = {Issued also in English.}
}