"Yury M. Belousov is Researcher and Lecturer at the Moscow Institute of Physics and Technology, Dolgoprudny, Russia. Serguei N. Burmistrov is Researcher and Lecturer at the Russian Research Center ""Kurchatov Institute"", Moscow, Russia. Alexei I. Ternov is Researcher and Lecturer at the Moscow Institute of Physics and Technology, Dolgoprudny, Russia."