TY - JOUR AU - Andres, Ján TI - On the ``Poincaré-Lyapunov”-like systems of three differential equations JO - Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica PY - 1986 SP - 165 EP - 180 VL - 25 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/AUPO_1986__25_1_a9/ LA - en ID - AUPO_1986__25_1_a9 ER -