TY - JOUR AU - K. Eshmuradov TI - Structural stability conditions and classification of the cells of a three-dimensional dynamical system without closed orbits JO - Doklady Akademii Nauk PY - 1968 SP - 1283 EP - 1286 VL - 182 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1968_182_6_a11/ LA - ru ID - DAN_1968_182_6_a11 ER -