TY - JOUR AU - B. M. Gurevich TI - A class of special automorphisms and special flows JO - Doklady Akademii Nauk PY - 1963 SP - 754 EP - 757 VL - 153 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1963_153_4_a3/ LA - ru ID - DAN_1963_153_4_a3 ER -