%0 Journal Article %A M. I. Zelikin %T Chattering on optimal trajectories of H\"older problems %J Sbornik. Mathematics %D 2002 %P 669-683 %V 193 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2002_193_5_a2/ %G en %F SM_2002_193_5_a2