3David Levinson, Pavithra Kandadai Parhtasarathi. An Economic Evalu ation of Freeway' Service Patrols [ C ] . IEEE Intelligence Transporta' tion Systems Conference Proceedings, Oakland, 2001.
4David, F. W. , Odgen, M. A. Freeway Service Patrols A State of the Practice [ J] . Transportation Research Record, 1998, 1634:28 -38.
5Latoski S P,Pal R,Sinha K C.Cost-effectiveness evalua- tion of Hoosier helper freeway service patrol. Journal of Transportation Engineering ASCE . 1999
6Cuciti P,Janson B.Incident management via courtesy pa-trol: evaluation of a pilot program in Colorado. Trans- portation Research Record . 1995
8Karlaftis M G,Latoski S P,Richards N J, et al.ITS im- pacts on safety and traffic management: an investigation of secondary crashes. ITS Journal . 1999
9Nogami J,Nakasuka S,Tanabe T.Real-time decision sup- port for air traffic management utilizing machine learning. Control Engineering Practice . 1996
10Suh K S.An examination of media-richness theory. In- formation and Management . 1999
