%0 Journal Article %T On the Precursors of Solar Flares in September 2017 %A Volvach, A.E. %A Kogan, L.P. %A Volvach, L.N. %A Yakubovskaya, I.V. %K Sun, x-rays, flares, precursor %J Infocommunications and Radio Technologies %D 2023 %N 6 %P 6 %I Federal State Educational Institution of Higher Education Sevastopol State University