Title: Effect of the ηη channel and interference phenomena in the two- pion transitions of charmonia and bottomonia
Authors: Yu.S. Surovtsev, P. Bydžovský, T. Gutsche, R. Kamiński, V.E. Lyubovitskij, M. Nagy
Journal: XXIII Baldin International Seminar on High Energy Physics Problems, Baldin ISHEPP XXIII
Publication type: conference