TY - JOUR AU - A. M. Radin AU - V. P. Shestopalov TI - Diffraction of waves by a sphere with holes JO - Doklady Akademii Nauk PY - 1973 SP - 838 EP - 841 VL - 212 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1973_212_4_a16/ LA - ru ID - DAN_1973_212_4_a16 ER -