TY - JOUR AU - V. P. Burskii TI - Remarks on the Dirichlet problem for an~ultrahyperbolic equation and integral geometry on the sphere JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1988 SP - 215 EP - 216 VL - 43 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1988_43_5_a10/ LA - en ID - RM_1988_43_5_a10 ER -