7391V.I.Kravtsov et.al / Measurement of the K+ -> mu(+)nu(mu)gamma decay form factors in the OKA
experiment // Eur. Phys. J. C (2019) vol.79, is.7, DOI:10.1140/epjc/s10052-019-7145-1
7493M.M.Shapkin et.al / Study of the decay K+ -> pi(+)pi(-)pi(+)gamma in the OKA experiment // Eur. Phys. J. C (2019) vol.79, is.4, DOI:10.1140/epjc/s10052-019-6797-1