2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/182697In this paper we have analyzed the production of pair charmonium mesons in the reactions $e^+ e^- \to J/ Ψχ_{c0}, e^+ e^-\to Ψ(2S) χ_{c0}$ at energy $\sqrt s = 10.6$GeV in the framework of the light cone formalism. In comparison with NRQCD the numerical results for the cross sections are in better agreement with experiment.8 pages, 2 figures; some misprints and errors in numerical results are correctedHigh Energy Physics - Phenomenologytext