Suo, Zhi; Xu, Shifa; Ji, Jie; Song, Ping; Southern African Transport Conference (31st : 2012 : Pretoria, South Africa); Minister of Transport, South Africa
(Document Transformation Technologies, July 2012)
Paper presented at the 31st Annual Southern African Transport Conference 9-12 July 2012 "Getting Southern Africa to Work", CSIR International Convention Centre, Pretoria, South Africa.