A.V. Avrorin (Moscow, INR) et al., 2020;

arXiv:2011.09209; to be published in Proc. of the 5th IC Particle Physics and Astrophysics (ICPPA-2020)

arXiv:2011.09209; to be published in Proc. of the 5th IC Particle Physics and Astrophysics (ICPPA-2020)