By Hellen Ward, Judith Roden, Claire Hewlett, Julie Foreman, Roden, Judith, Hewlett, Claire, Foreman, Julie
By Jane Medwell, David Wray, George Moore, Vivienne Griffiths
By D. Kunii (Industrial Consultant, USA), Octave Levenspiel (Oregon State University, Howard Brenner (Massachusetts Institute of Technology)
By J R Backhurst (University of Newcastle-upon-Tyne), J H Harker (University of Newcastle-upon-Tyne), J.F. Richardson (University of Wales Swansea, UK), J.M. Coulson (formerly of University of Newcastle-upon-Tyne, R.P. Chhabra (Indian Institute of Te...