1. Silver Substitution into Synthetic Zinc, Cadmium and Iron Tetrahedrites;Pattrick;Mineralogical Mag.,1983
2. Recovery of Silver from Refractory Ores;Bahr,1988
3. The Leaching of some Arsenide and Antimonide Minerals in Ferric Chloride Media;Dutrizac,1984
4. Copper and Silver Recovery from a Sulfide Concentrate by Ferrous Chloride-Oxygen Leaching;Scheiner;U.S. Bur. Mines R.I. no. 8290,1978
5. Equity Silver on Line With Leach Plant; How Sb and As are Purged from a High-Silver Copper Concentrate before Smelting;Dayton;Eng. Mining J.,1982