1. Chemistry of Leaching Chalcocite;Sullivan;U.S. Bur. Mines Tech. Paper,1930
2. Kinetics of Dissolution of Synthetic Digenite and Chalcocite in Aqueous Acidic Ferric Sulphate Solutions;Thomas;Can. Met. Quart.,1967
3. Kinetics of Cu2S Dissolution in Acidic Solutions of Ferric Sulphate;Mulak;Rocz. Chem.,1968
4. Kinetics of Dissolution of Chalcocite in Ferric Sulfate Solutions;Marcantonio,1976
5. Leaching of Chalcocite by Acidic Ferric Chloride Solutions;King,1975