@book{40622,
	author = {Chomnales, R.},
	title = {Estudio microscópico de cortes pulidos sobre muestreos de labores de mina Pan de Azúcar, dpto. Rinconada.},
	publisher = {IDGYM,},
	year = {mar, 1979.},
	series = {Informe Inédito},
	address = {Jujuy :}
}