TY - JOUR AU - Grochowski, Marek TI - The structure of reachable sets for affine control systems induced by generalized Martinet sub-lorentzian metrics JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2012 SP - 1150 EP - 1177 VL - 18 IS - 4 PB - EDP-Sciences UR - http://archive.numdam.org/articles/10.1051/cocv/2011202/ DO - 10.1051/cocv/2011202 LA - en ID - COCV_2012__18_4_1150_0 ER -