An absolute positioning system for 100 euros

A. Lilienthal, T. Duckett
1st International Workshop on Robotic Sensing, 2003. ROSE' 03.  
doi:10.1109/rose.2003.1218705 dblp:conf/rose/LilienthalD03 fatcat:u5sex6mw6vdy5eegnjzb3obvqq