TY - JOUR AU - P. Ya. Ufimtsev TI - Asymptotic expansions in the theory of diffraction of a plane wave by a strip JO - Doklady Akademii Nauk PY - 1969 SP - 1257 EP - 1260 VL - 187 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1969_187_6_a12/ LA - ru ID - DAN_1969_187_6_a12 ER -