TY - JOUR AU - I. A. Bogaevsky TI - Singularities of the propagation of shot waves on the plane JO - Sbornik. Mathematics PY - 1995 SP - 1581 EP - 1597 VL - 186 IS - 11 UR - http://geodesic.mathdoc.fr/item/SM_1995_186_11_a1/ LA - en ID - SM_1995_186_11_a1 ER -