Van Niekerk, A.; Van As, S.C.; Southern African Transport Conference (23rd : 2004 : Pretoria, South Africa)
(SATC, 2004-07)
Paper presented at the 23rd Annual Southern African Transport Conference 12 - 15 July 2004 "Getting recognition for the importance of transport", CSIR International Convention Centre, Pretoria, South Africa. Traditionally, ...