Bibliografia

Principal

• Principles of Extractive Metallurgy: Fathi Habashi 1980 Gordon and Breach Publ., 2nd Ed

Secundária

• Process Selection in Extractive Metallurgy: P.C. Hayes 1985 HAYES Publ
• The Physical Separation and Recovery of Metals from Wastes vol.I: T.J. Veasey, R.J. Wilson e D.M. Squires 1993 Gordon and Breach, Holanda