1. Hydroxyoximes and Copper Hydrometallurgy;Szymanowski,1993
2. Novel solvent extractants for the recovery of copper from chloride leach solutions derived from sulphide ores;Dalton,1984
3. The CUPREX process — a new chloride based hydrometallurgical process for the recovery of copper from sulphidic ores;Dalton,1987
4. The Cuprex metal extraction process: recovering copper from sulphide ores;Dalton;J. Met.,1991