A.F. Bunkin - Dr. Sc. (Phys.-Math.), Head of Expert Department, JSC «Concern «Morinsys-Agat» (Moscow) E-mail: abunkin@rambler.ru V.N. Lednev - Ph. D. (Phys.-Math.), Senior Research Scientist of GPI RAS (Moscow) E-mail: lednev@kapella.gpi.ru S.M. Pershin - Dr. Sc. (Phys.-Math.), Leading Specialist, JSC «Concern «Morinsys-Agat» (Moscow) E-mail: pershin@kapella.gpi.ru