1. Hydrometallurgy Evolution and Milestones;Arbiter;Mining Engineering,1994
2. Supervisory Control at Salvador Flotation Columns;Bergh;Minerals Engineering,1999
3. Continuous improvement of the Solvent Extraction Process;Farias,1994
4. Copper solvent extraction, the state of the art;Kordosky;JOM,1992
5. Panorama de la Hidrometalurgia del Cobre, Resumen de Proyectos SX/EW en Chile;Pezoa,1999