%0 Journal Article %T Features of development of sustained fluxes of high-energy gamma-ray emission at different stages of solar flares %A Minasyants, G.S. %A Minasyants, T.M. %A Tomozov, V.M. %K flares, coronal mass ejection, particle acceleration, gamma-ray emission %J Solnechno-Zemnaya Fizika %D 2019 %N 5 %P 9 %I Institute of Solar-Terrestrial Physics SB RAS