@article{Borovik2019solar,
author={Borovik, A.V. and Golovko, A.A. and Polyakov, V.I. and Trifonov, V.D. and Yazev, S.A.},
title={Solar activity research at the Baikal Astrophysical Observatory of ISTP SB RAS},
journal={Solar-Terrestrial Physics},
publisher={INFRA-M Academic Publishing LLC.},
year={2019},
pages={18-28},
volume={5},
issue={3},
}