[1] Tomsk State Pedag Univ, Ctr Theoret Phys, Tomsk 634061, Russia
[2] Natl Res Tomsk State Univ, Tomsk 634050, Russia
[3] Tomsk State Univ Control Syst & Radioelect TUSUR, Int Ctr Grav & Cosmos, Lab Theoret Cosmol, Tomsk 634050, Russia
[4] Joint Inst Nucl Res JINR, Bogoliubov Lab Theoret Phys, Dubna 141980, Moscow Region, Russia
[5] Moscow Inst Phys & Technol, Dolgoprudnyi 10700, Moscow Region, Russia