@article{Yazev2023solar, author={Yazev, S.A. and Isaeva, E.S. and Hos-Erdene, B..}, title={Solar activity cycle 25: the first three years}, journal={Solnechno-Zemnaya Fizika}, publisher={INFRA-M Academic Publishing LLC.}, year={2023}, pages={5-11}, volume={9}, issue={3}, }