Process control and automation in extractive metallurgy : Proceedings of an International Symposium on Process Control and Automation in Extractive Metallurgy, organized by the TMS Non-Ferrous Pyrometallurgy and the Copper, Nickel, Cobalt and Precious Metals, held during the TMS Annual Meeting, February 28-March 3, 1989 in Las Vegas, Nevada. - Partelpoeg, E. H.; Himmesoete, D. C. (Minerals, Metals & Materials Society, 1988)