Alexander M. Demin, Alexandra G. Pershina, Artem S. Minin, Olga Ya. Brikunova, Aidar M. Murzakaev, Natalya A. Perekucha, Alexander V. Romashchenko, Oleg B. Shevelev, Mikhail A. Uimin, Iliya V. Byzov, Dina Malkeyeva, Elena Kiseleva, Lina V. Efimova, Sergey V. Vtorushin, Ludmila M. Ogorodova and Victor P. Krasnov