Alexey N. Bilyachenko, Grigorii S. Astakhov, Alena N. Kulakova, Alexander A. Korlyukov, Yan V. Zubavichus, Pavel V. Dorovatovskii, Lidia S. Shul’pina, Elena S. Shubina, Nikolay S. Ikonnikov, Marina V. Kirillova, Anna Y. Zueva, Alexander M. Kirillov and Georgiy B. Shul’pin