%0 Journal Article %A Yu. L. Sachkov %T Optimal Bang-Bang Trajectories in Sub-Finsler Problem on the Cartan Group %J Russian journal of nonlinear dynamics %D 2018 %P 583-593 %V 14 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/ND_2018_14_4_a10/ %G en %F ND_2018_14_4_a10