TY - JOUR AU - N. I. Ostrosablin AU - S. I. Senashov TI - General solutions and symmetries of equations of the linear theory JO - Doklady Akademii Nauk PY - 1992 SP - 513 EP - 515 VL - 322 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1992_322_3_a15/ LA - ru ID - DAN_1992_322_3_a15 ER -