TY - JOUR AU - B. Z. Katsenelenbaum TI - A contribution to the general theory of non-regular wave guides JO - Doklady Akademii Nauk PY - 1957 SP - 203 EP - 206 VL - 116 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1957_116_2_a10/ LA - ru ID - DAN_1957_116_2_a10 ER -