Extractive metallurgy of copper, nickel, and cobalt : proceedings of the Paul E. Queneau International Symposium, sponsored by the Extraction and Processing Division of TMS and the Metallurgical Society of the Canadian Institute of Mining, Metallurgy, and Petroleum. - Queneau, Paul E.; Reddy, R. G.; Weizenbach, R. N.; Landolt, C. A. (TMS, 1993)