1. Bogoliubov Laboratory of Theoretical Physics, Joint Institute for Nuclear Research, 141980 Dubna, Russia
2. Center for Theoretical Physics, Tomsk State Pedagogical University, 634061 Tomsk, Russia
3. Faculty of Physics, National Research Tomsk State University, 634050 Tomsk, Russia
4. Laboratory for Theoretical Cosmology, International Center of Gravity and Cosmos, Tomsk State University of Control Systems and Radioelectronics, 634050 Tomsk, Russia
5. Department of Mathematics and Informatics, National Research Tomsk Polytechnic University, 634050 Tomsk, Russia