@article{Tomozov2023solar, author={Tomozov, V.M. and Minasyants, G.S. and Minasyants, T.M.}, title={Solar flares with sustained gamma-ray emission and some characteristics of high-energy proton fluxes}, journal={Solar-Terrestrial Physics}, publisher={INFRA-M Academic Publishing LLC.}, year={2023}, pages={32-36}, volume={9}, issue={4}, }