%0 Journal Article %A V. M. Zakalyukin %T Simple Coisotropic Caustics %J Contemporary Mathematics. Fundamental Directions %D 2003 %P 45-56 %V 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMFD_2003_2_a1/ %G ru %F CMFD_2003_2_a1