First observation of τ → 3πηντ and τ → f1πντ decays (Physical Review Letters, 1997)

(untitled) - Bergfeld, T; Eisenstein, B; Ernst, J; Gladding, G; Gollin, G; Hans, R; Johnson, E; Karliner, I; Marsh, M; Palmer, M; Selen, M; Thaler, J; et al.