O. A. Laryunin - Ph.D. (Phys.-Math.), Research Scientist, ISTP SB RAS. E-mail: laroleg@inbox.ru
V. I. Kurkin - D.Sc. (Phys.-Math.), Deputy Director, ISTP SB RAS. E-mail: zargano@yandex.ru
А. V. Podlesny - Research Scientist, ISTP SB RAS