Heavy neutral lepton mixing and μ→3e decay
русский/английский/Heavy neutral lepton mixing and μ→3e decay / S.T. Petkov.Heavy neutral lepton mixing and μ→3e decay / S.T. Petkov.Heavy neutral lepton mixing and μ→3e decay.Б. м./, 1977 ( ). - 1977.Heavy neutral lepton mixing and μ→3e decay. Б. м., 1977 .