Identification of the e+e−→ nn̅ events in CMD-3 detectorA.N. Amirkhanov, G.V. Fedotovich, S.S. Gribanov, I.B. Logashenko, A.S. Popov, N.M. Ryskulov and A.E. RyzhenenkovEPJ Web Conf., 212 (2019) 07006DOI: https://doi.org/10.1051/epjconf/201921207006