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 Paul Dickinson, Susan Hough, Frank Eade, Steve Gough, Stella Dudzic
By Ian Jacques
By Alfred S. Posamentier, Ingmar Lehmann
By Howard Anton
By The Math Forum, Jessica Wolk-Stanley
By S. J. Taylor
By David Alan Herzog
By Speed, Brian, Gordon, Keith, Evans, Kevin, Speed, Brian
By Alexander Zawaira (Senior Scientist, Kapa Biosystems, Cape Town, South Africa), Gavin Hitchcock (University of Zimbabwe)
By Mark Rowland
By Senior, Trevor
By Luke Heaton
By Curtis F. Gerald
By Professor Ron Larson (Penn State University at Erie), David C Falvo
By Owe Axelsson (Katholieke Universiteit Nijmegen, The Netherlands)
By A Brameller, etc.
By Louis H. Rowen (Bar Ilan University)
By Ron Larson (The Pennsylvania State University, The Behrend College)
By Peter H. Selby, Steve Slavin
By D. A. Low (Australian National University, Canberra)
By Margaret L. Lial, John Hornsby, Terry McGinnis
By Nicholson, Su