TY - JOUR AU - A. G. Kushnirenko TI - An estimate from above for the entropy of a classical dynamical system JO - Doklady Akademii Nauk PY - 1965 SP - 37 EP - 38 VL - 161 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1965_161_1_a8/ LA - ru ID - DAN_1965_161_1_a8 ER -