1. http://www.itee.uq.edu.au/~wyeth/f180rules.htm
2. Lecture Notes in Artificial Intelligence;J. Baltes,2002
3. Baltes, J., Anderson, J.: Learning orientation information using neural nets. Submitted to Robocup 2003 Symposium (2003)
4. Lecture Notes in Artificial Intelligence;E. Sklar,2002
5. Tsai, R.Y.: An efficient and accurate camera calibration technique for 3d machine vision. In: Proceedings of IEEE Conference on Computer Vision and Pattern Recognition (1986)