Observation of anomalous Y(1S)pi( )pi(-) and Y(2S)pi( )pi(-) production near the Y(5S) resonance

K-F Chen, W-S Hou, M Shapkin, A Sokolov, I Adachi, H Aihara, K Arinstein, V Aulchenko, T Aushev, AM Bakich, V Balagura, A Bay, K Belous, V Bhardwaj, U Bitenc, A Bondar, A Bozek, M Bracko, J Brodzicka, TE Browder Show all