2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/43266In this paper initial state radiation corrections to double production of charmonium mesons on one-photon electron-positron annihilation at center of mass energy $\sqrt{s}=10.6\GeV$ are studied. It is shown, that these corrections have noticeable effect and must be taken into consideration.5 pages, 5 figures, minor changesHigh Energy Physics - Phenomenologytext