TY - JOUR AU - E. A. Krasil'shchikova TI - Diffraction of acoustic wave on slit JO - Doklady Akademii Nauk PY - 1974 SP - 59 EP - 62 VL - 217 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1974_217_1_a14/ LA - ru ID - DAN_1974_217_1_a14 ER -