%0 Journal Article %A I. A. Bogaevsky %T Singularities of the propagation of shot waves on the plane %J Sbornik. Mathematics %D 1995 %P 1581-1597 %V 186 %N 11 %U http://geodesic.mathdoc.fr/item/SM_1995_186_11_a1/ %G en %F SM_1995_186_11_a1