TY - JOUR AU - N. L. Vasilevskii AU - E. V. Gutnikov TI - On the structure of the symbol of operators forming finite-dimensional algebras JO - Doklady Akademii Nauk PY - 1976 SP - 11 EP - 14 VL - 230 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1976_230_1_a0/ LA - ru ID - DAN_1976_230_1_a0 ER -