TY - JOUR AU - V. M. Zakalyukin TI - Simple Coisotropic Caustics JO - Contemporary Mathematics. Fundamental Directions PY - 2003 SP - 45 EP - 56 VL - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMFD_2003_2_a1/ LA - ru ID - CMFD_2003_2_a1 ER -