Scaramuzza, D.; Siegwart, R. Appearance-Guided Monocular Omnidirectional Visual Odometry for Outdoor Ground Vehicles. IEEE Transactions on Robotics. October 2008, 24 (5): 1015–1026. doi:10.1109/TRO.2008.2004490. hdl:20.500.11850/14362.
Kim, J.H.; Chung, M.J. Slam with omni-directional stereo vision sensor. Intelligent Robots and Systems, 2003.(IROS 2003). Proceedings. 2003 IEEE/RSJ International Conference on 1. 2003. doi:10.1109/IROS.2003.1250669.