By Williams, Lawrence, Collinson, Alan
By Parker, Steve
By Snedden, Robert
By Barrow, John D.
By Mike Goldsmith, Dr, Bull, Peter
By Close, F.E.
By Barraclough, Sue
By Sparrow, Giles
By Royston, Angela
By Dawkins, Richard
By Donald Grant
By O'Keefe, Maureen
By Langland, WILLIAM
By Ben Newman, Dominic Walliman
By Michael Judge
By DK
By John R. Taylor
By W. G. Rees
By Gemma McMullen
By Ian D. Lawrie (University of Leeds, UK)
By John B. Kogut (Department of Physics, University of Maryland, College Park, MD, USA)
By Lynn Wilson
By Alex Gordon Smith
By Braund, Martin
By Andrew Solway