By Andrew Baker
By K. Erdmann, Mark J. Wildon
By Karin Erdmann, Thorsten Holm
By Alan Camina, Barry Lewis
By T. S. Blyth, E. F. Robertson
By Juliusz Brzezinski
By Matej Bresar
By Folkmar Bornemann, Walter Simson
By T.S. Blyth, E.F. Robertson
By Frank Y. Wang (LaGuardia College, NY)
By Bruce A. Schumm (Professor of Physics, University of California, Santa Cruz)
By Andre Heck (University of Amsterdam, Netherlands)
By Pearce, Chris
By Paul Dickinson, Susan Hough, Frank Eade, Steve Gough, Stella Dudzic
By K. G. Binmore
By Eugene Wigner
By Unknown, Various
By Fletcher, T. J
By Daniel T. Finkbeiner
By Gareth A. Jones, David Singerman
By Joseph Gallian
By Martin Anthony (London School of Economics and Political Science), Michele Harvey (London School of Economics and Political Science)
By Stewart, Ian
By Carol Whitehead, David Towers
By David C. Lay
By Mapp, Fiona
By Ian Jacques
By Alfred S. Posamentier, Ingmar Lehmann