Gary R. Smith
Pachitjanut Dasnanjali Siripanich
Gary Smith
G. R. Kendall
Tsuyoshi Makino
Ian Ayres
Gerd Jendritzky
N. V. Mamontov
Christopher Hansteen
Jehad Kerbe
F. Zohrer
Michael Susko
Robert M. Wilson
A. D. Gedeonov
School Mathematics Project.
Friedrich Lauscher
Ben Fairbank
B. K. Eder
Unknown Author