Patents, etc.

Car Robotics

Masao Nagai and Pongsathorn Raksincharoensak, ZMP Publishing (in Japanese), 2010.

https://www.amazon.co.jp/%E3%82%AB%E3%83%BC%E3%83%BB%E3%83%AD%E3%83%9C%E3%83%86%E3%82%A3%E3%82%AF%E3%82%B9-%E6%B0%B8%E4%BA%95-%E6%AD%A3%E5%A4%AB/dp/4990518810