1. Kleeman, L. Ultrasonic Autonomous Robot Localisation System, IEEE International Conference — Intelligent Robotics and Systems ′89, Tsukuba, Japan, Sept. 1989, pp 212–219.
2. Jarvis, R.A. A Selective Survey of Localisation Methodology for Autonomous Mobile Robot Navigation, Proc. Robots for Competitive Industry Conference, July 14-16, 1993, Brisbane Australia, pp.310–317.
3. Clark, S. and Durrant-Whyte, H. The Design of a High Performance MMW Radar System for Autonomous Land Vehicle Navigation, Proc. International Conference on Field and Service Robots, Canberra, Australia, 8-10 Dec. 1997, pp.292–299.
4. Kong, X., Nebot, E., Durrant-Whyte, H. Use of Quaternions in a Low Cost Strapdown INS Unit, Proc. International Conference on Field and Service Robots, Canberra, Australia, 8-10 Dec. 1997, pp.286–291.
5. Brooks, R.A. Elephants Don't Play Chess, Journal of Robotics and Autonomous Systems, Vol. 6, 1990, pp.3–15.