@book{40557,
	author = {Chomnales, R.},
	title = {Estudio microscópico de cortes pulidos a fin de determinar minerales presentes y su relación.},
	publisher = {IDGYM,},
	year = {dic, 1967.},
	series = {Informe Inédito},
	address = {Jujuy :}
}