Wikipedia, the free encyclopedia, “ロボット,” http://ja.wikipedia.org/wiki/%E3%83%AD%E3%83%9C%E3%83%83%E3%83%88
 Wikipedia, the free encyclopedia, “Robot,” http://en.wikipedia.org/wiki/Robot
 Wikipedia, the free encyclopedia, “George Devol,” http://en.wikipedia.org/ wiki/George_Devol
 M. Egerstedt, and X. Hu, “A hybrid control approach to action coordination for mobile robots,” Automatica, vol. 38, pp. 125-130, 2002.
 D. Q. Mayne, J. B. Rawlings, C. V. Rao, and P. O. M. Scokaert, “Constrained model predictive control: Stability and optimality,” Automatica, vol. 36, pp. 789-814, 2000.
 H. Fukushima, K. Kon, and F. Matsuno, “Distributed model predictive control for multi-vehicle formation with collision avoidance constraints,” in Proceedings of the IEEE International Conference on Decision and Control, and the European Control Conference, pp. 5480-5485, 2005.
 J. L. Fernandez, R. Sanz, J. A. Benayas, and A. R. Dieguez, “Improving collision avoidance for mobile robots in partially known environments: the beam curvature method,” Robotics and Autonomous Systems, vol. 46, pp. 205-219, 2004.
 X. Jing, “Behavior dynamics based motion planning of mobile robots uncertain dynamic environments,” Robotics and Autonomous Systems, vol. 53, pp. 99-123, 2005.
 B. D. O. Anderson, C. Yu, and J. M. Hendrickx, “Use of meta-formations for cooperative control,” in Proceedings of the 17th International Symposium Mathematical Theory of Networks and Systems, pp. 2381-2387, 2006.
 S. Thrun, M. Montemerlo, H. Dahlkamp, D. Stavens, A. Aron, J. Diebel, P. Fong, J. Gale, M. Halpenny, G. Hoffmann, K. Lau, C. Oakley, M. Palatucci, V. Pratt, P. Stang, S. Strohband, C. Dupont, L.E. Jendrossek, C. Koelen, C. Markey, C. Rummel, J. van Niekerk, E. Jensen, P. Alessandrini, G. Bradski, B. Davies, S. Ettinger, A. Kaehler, A. Nefian, and P. Mahoney, “Stanley, the robot that won the DARPA Grand Challenge,” Journal of Field Robotics, vol. 23, pp. 661-669, 2006.
 G. N. DeSouza, and A. C. Kak “A Subsumptive, Hierarchical, and Distributed Vision-Based Architecture for Smart Robotics,” IEEE Transaction on System, Men, and Cybernetics, vol. 34, no. 5, pp. 1988-2002, 2004.
 D. Schrstein, and R. Szeliski, “Stereo matching with non-liner diffusion,” International Journal of Computer Vision, vol.28, no.2, pp.155-174, 1998.
 T. Kanade, and M. Okutomi, “A stereo matching algorithm with an adaptive window; Theory and experiment,” in Proceedings of the IEEE International Conference on Robotic and Auteomation, pp. 1008-1095, April 1991.
 S. D. Ma, “Conic-based stereo, mation estimation, and pose determination,” International Journal of Computer Vision, vol.10, no.1, pp. 7-25, 1993.
 R. Mahan, and R. Nevatia, “Using perceptual organization to extract 3-D structure,” IEEE Transaction on Pattern Analysis and Machine Intelligence, vol.11, no.11, pp.1121-1139, 1989.
 L. Robert, and O. D. Faugeras, “Curve-based stereo: Figural continuity and curvature,” in Proceedings of the Computer Vision and Pattern Recognition, pp. 57-62, 1991.
 M. Bertozzi, A. Broggi, A. Fascioli, and S. Nichele, “Stereo Vision based Vehicle Detection,” in Proceedings of the IEEE Intelligent Vehicle Symposium, pp. 39-44, 2000.
 A.Talukder, R. Manduchi, A. Rankin, and L. Matthies, “Fast and Reliable Obstacle Detection and Segmentation for Cross-country Navigation,” in Proceeding of the IEEE Intelligent Vehicles Symposium, vol.2, pp. 610-618, 2002.
 Y. Raja, S. J. MaKenna, and S. Gong “Colour Model Selection and Adaptation in Dynamic Scenes,” in Proceedings of the European Conference of Computer Vision, pp. 460-474, 1998.
 Z. Jia, A. Balasuriya, and S. Challa “Target Tracking with Bayesian Fusion Based Template Matching,” in Proceedings of the IEEE International Conference on Image Processing, vol. 2, pp. 826-829, 2005.
 R. Labayrade, D. Aubert, and J.P. Tarel, “Real Time Obstacle Detection in Stereovision on Non Flat Road Geometry Through "V-disparity" Representation,” in Proceedings of the IEEE Intelligent Vehicle Symposium, vol. 2, pp. 646-521, 2002.
 R. Labayrade, and D.Aubm, “In-Vehicle Obstacle Detection and Characterization by Stereo-Video,” in Proceedings of the International Workshop on In-Vehicle Cognitive Computer Vision System, pp. 13-19, 2003.
 I. Ishii, Y. Ndcabo, and M. Ishilrawa, ”Target Tracking Algorithm for lms Visual Feedback System Using Massively Parallel Processing,” in Proceedings of the IEEE International Conference on Robotics and Automation Minneapolis, vol. 3, pp. 2309-2317,1996