%0 Journal Article %A Jakubiak, J. %A Lefeber, E. %A TchoƄ, K. %A Nijmeijer, H. %T Two Observer-Based Tracking Algorithms for a Unicycle Mobile Robot %J International Journal of Applied Mathematics and Computer Science %D 2002 %P 513-522 %V 12 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/IJAMCS_2002_12_4_a4/ %G en %F IJAMCS_2002_12_4_a4