1. The Sepon Copper Project: development of a flowsheet;Baxter,2003
2. The Sepon Copper Project: development of a flowsheet;Baxter,2003
3. Acid ferric sulfate leaching of attritor-ground chalcopyrite concentrates;Beckstead,1976
4. Berezowsky, R.M., Gormely, L.S., 1978. Recovery of precious metals from metal sulfides. U.S. Pat. 4,070,182, January 24, 1978.
5. Microbiological leaching of sulfide concentrates;Bruynesteyn;Can. Met. Quart.,1971