@book{28469,
	author = {Walther, Karl,},
	title = {El basamento cristalino de Montevideo;},
	publisher = {Impr. Nacional,},
	year = {1948.},
	series = {Uruguay. Instituto Geológico. Boletín},
	address = {Montevideo,},
	note = {"Principales correcciones": leaf inserted.}
}