TY - JOUR AU - L. V. Lokutsievskii TI - The Hamiltonian property of the flow of singular trajectories JO - Sbornik. Mathematics PY - 2014 SP - 432 EP - 458 VL - 205 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_2014_205_3_a5/ LA - en ID - SM_2014_205_3_a5 ER -