Measurements of the mass, total width, and two-photon partial width of the eta(c) meson. (Physical Review Letters, 2000)

(untitled) - Brandenburg, G; Ershov, A; Gao, Y; Kim, D; Wilson, R; Browder, T; Li, Y; Rodriguez, J; Yamamoto, H; Bergfeld, T; Eisenstein, B; Ernst, J; et al.