Exchange Effects in the Radiative Capture Reactions 3H(α, γ)7Li and 3He(α, γ)7BeA.S Solovyev, S.Yu. Igashov and Yu.M. Tchuvil’skyEPJ Web of Conferences, 117 (2016) 09017DOI: https://doi.org/10.1051/epjconf/201611709017