Mineral processing in the United Kingdom : proceedings of a meeting organized by the Institution of Mining and Metallurgy and co-sponsored by the Department of Mining and Mineral Engineering, the University of Leeds ... [et al.] held at Bodington Hall, The University of Leeds, 4 & 5 April 1989 / edited by P.A. Dowd. London : Institution of Mining and Metallurgy, c1989. 223 p. : ill.