1. Green paper: towards a new culture for urban mobility, Com(2007) 551, European Commission, 2007.
2. Attitudes on issues related to eu transport policy — analitical report, Tech. Rep., European Commission, 2007.
3. Action plan on urban mobility, Com(2009) 490, European Commission, 2009.
4. A discrete method for time-optimal motion planning of a class of mobile robots;Liu;Journal of Intelligent and Robotic Systems,2001
5. Path planning for autonomous vehicles in unknown semi-structured environments;Dolgov;The International Journal of Robotics Research,2010