TY - JOUR AU - B. N. Rumyantsev TI - On Cauchy--Poisson waves in the presence of singularities of sink type at the beach edge JO - Doklady Akademii Nauk PY - 1989 SP - 816 EP - 819 VL - 305 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1989_305_4_a10/ LA - ru ID - DAN_1989_305_4_a10 ER -