G. V. Art͡simovich
Eustace M Weston
Unknown Author
James R. Aggson
A. D. Sepiashvili
J. E. Pahlman
United States. Federal Highway Administration. Office of Research.
V. T. Borisovich
N. N. Amatov
Werner Rutschmann
C. E. Nighman
George Bromley Clark
Xiaohe Xu
Ernest Javal
Lennart Nordenfelt