By Rossi, G., Cancelliere, Antonino, Pereira, L.S., Oweis, Theib, Shatanawi, Muhammad, Zairi, Abdelaziz
By Archibold, O.W.
By Bon, Ranko, Crosthwaite, David
By Harvey, J.
By Thomas, Rhodri
By Bravery, A. F., Berry, R.W., Carey, J.K., Cooper, D.E.
By Hasegawa, Fumio
By Plusquellec, Herve, Burt, Charles M., Wolter, Hans W.
By Bowers, Brian
By Institution of Civil Engineers (Great Britain)
By Bell, A. L.
By Thorburn, S., Hutchison, J.F.
By Attewell, P.B., Farmer, I.W.
By Roper, Peter
By E M Lee, D K C Jones
By Institution Of Civil Engineers
By Fleming, Ciji A.
By McGhee, Terrence
By Porges, F.
By Harris, Frank, McCaffer, Ronald
By Tony Vernon
By Munroe, Blair
By Glover, Julian
By Jones, Colin J.F.P.
By Bray, R N, Bates, A D, Land, J M
By Barends, F.B.J., Lindenberg, J., Luger, H.J., Verruijt, A., de Quelerij, L.
By Tomlinson, M. J., Steedman, James C.
By Tamminen, Terry