1. A survey of intelligent vehicle applications worldwide. Proc of the IEEE Intelligent Vehicles Symposium 2000, p 25-30.
2. . Fast shape-based road sign detection for a driver assistance system. Proc of 2004 IEEE/RSJ Int Conf on Intelligent Robots and Systems, p 70-75.
3. Traffic Eng. Study Group (editor). ITS—Intelligent transport system. Maruzen Co.; 1997. (in Japanese)