1. Factors influencing the choice of technology for the recovery of gold from refractory arsenical ores;Haines,1986
2. The BIOTANKLEACH process;Bruynesteyn,1986
3. Gold recovery from arsenopyrite/pyrite ore by bacterial leaching and cyanidation;Livesey-Goldblatt,1983
4. Bacterial oxidation at Vaal Reefs;Dempsey,1990
5. Process and engineering challenfes in the treatment of refractory gold ores;Haines,1990