1. N. Arbiter and H.H. Kellogg, “What the Future Holds for Hydrometallurgy,” Eng. Min. J., 152 (7) (1985), pp. 139–143.
2. D.R. Weir, “Some Recent Developments in Hydrometallurgy,” Can. Metal. Quart., 23, (4) (1984), pp. 353–363.
3. M.E. Wadsworth, “Sulfide and Metal Leaching Reactions,” Mining Engineering, 37 (6) (1985), pp. 557–562.
4. J.E. Dutrizac, “The Dissolution of Galena in Ferric Chloride Media,” Presentation at the 1985 AIME Annual Meeting, New York.
5. M.K. Han and M.E. Wadsworth, “Leaching of Galena in Hydrochloric Acid Solutions Saturated with Sulfur Dioxide,” Presentation at the 1985 AIME Annual Meeting, New York.