Vakulenko N. V. RussiaMoskow P.P Shershov Institue of Oceanology, Nakhimovskii prosp., 36, Moscow, 117997, Russia Старший научный сотрудниккандидат физико-математических наукvanava139@rambler.ru Author's articles ON THE PERIOD-MULTIPLYING BIFURCATION OF GLACIAL CYCLES IN THE PLIOCENE – PLEISTOCENE Chaos and order in atmosheric dynamics Part 3. Predictability of El Nino