TY - JOUR AU - A. N. Kolmogorov TI - A~new metric invariant of transitive dynamical systems and automorphisms of Lebesgue spaces JO - Informatics and Automation PY - 1985 SP - 94 EP - 98 VL - 169 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1985_169_a5/ LA - ru ID - TRSPY_1985_169_a5 ER -