TY - JOUR AU - Mittenhuber, Dirk TI - Dubins' problem is intrinsically three-dimensional JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 1998 SP - 1 EP - 22 VL - 3 PB - EDP-Sciences UR - http://www.numdam.org/item/COCV_1998__3__1_0/ LA - en ID - COCV_1998__3__1_0 ER -