1. B.R. Conard R.J. Hilton R.J. Money “Process/Product Stewardship: A Case Study,” In Impurity Control and Disposal in Hydrometallurgical Processes , 24 th Annual CIM Hydrometallurgy Meeting (B. Harris and E. Krause, Editors), CIM (1994), 31
2. V.I. Lakshmanan G.B. Harris “Hydrometallurgical flowsheets for tomorrow: the role of chemistry in solution purification,” in Impurity Control and Disposal in Hydrometallurgical Processes , (B. Harris and E. Krause, Editors), Proceedings of the 24 th Annual Hydrometallurgical Conference of CIM, Toronto, (August, 1994), 3
3. J. Szymanowski Hydroxyoximes and Copper Hydrometallurgy , CRC Press Inc., ISBN number 0-8493-4940-0 (1993)
4. F. Habashi Extractive Metallurgy, Vol. 2: Hydrometallurgy , Science Publisher, Paris (1980)
5. Marcel Pourbaix Atlas of Electrochemical Equilibria in Aqueous Solutions , Pergamon Press, Oxford, (1966)