1. A. K. Biswas and W. G. Davenport, Extractive Metallurgy of Copper,pp. 96-97. Pergamon Press, Toronto(1976).
2. A. K. Biswas and W. A. Davenport, Extractive Metallurgy of Copper,pp. 190-193. Pergamon Press, Toronto(1976).
3. R. Hultgren, P. D. Desai, D. T. Hawkins, M. Gleiser and K. K. Kelley, Selected Values of the Thermodynamic Properties of Binary Alloys,pp. 238-240. ASM, Metals Park, Ohio(1973).
4. Activity of arsenic in copper
5. Distribution of Impurities between Crude Copper, White Metal and Silica-Saturated Slag