TY - JOUR AU - V. I. Zhegalov TI - A linear operator-differential equation JO - Trudy seminara po kraevym zadačam PY - 1971 SP - 70 EP - 79 VL - 8 IS - 8 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KUKZ_1971_8_8_a8/ LA - ru ID - KUKZ_1971_8_8_a8 ER -