1. Catalytic effects of silver in the microbiological leaching of finely-ground chalcopyrite-containing ore materials in shake flasks;Ahonen;Hydrometallurgy,1990
2. An elemental sulphur producing biohydrometallurgical process for treating sulphide concentrates;Bruynesteyn,1983
3. Microbiological oxidations of minerals in mine tailings;Kelley,1988
4. The silver catalyzed bioleach process for copper concentrate;Lawrence,1985
5. Electrochemistry in silver catalyzed ferric sulfate leaching of chalcopyrite;Miller,1981