TY - JOUR AU - Žampa, Pavel TI - On some properties of dynamical systems JO - Kybernetika PY - 1971 SP - 22 EP - 37 VL - 7 IS - 1 UR - http://geodesic.mathdoc.fr/item/KYB_1971_7_1_a2/ LA - en ID - KYB_1971_7_1_a2 ER -