TY - JOUR AU - B. P. Belinskii TI - A boundary-contact problem of acoustics in an infinite domain JO - Doklady Akademii Nauk PY - 1985 SP - 77 EP - 81 VL - 283 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1985_283_1_a17/ LA - ru ID - DAN_1985_283_1_a17 ER -