Branching fractions for χcJ→pp̄π0, pp̄η, and pp̄ω - Onyisi, P; Rosner, J; Alexander, J; Cassel, D; Das, S; Ehrlich, R; Fields, L; Gibbons, L; Gray, S; Hartill, D; Heltsley, B; Hunt, J; et al. (Physical Review D, 2010)