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, Won, E, Yabsley, BD, Yamaguchi, A, Yamashita, Y, Yamauchi, M, Zhang, CC, Zhang, ZP, Zhilich, V, Zhulanov, V & Zupanc, A 2007, '

Observation of two resonant structures in e+e-→π+π-ψ(2S) via initial-state radiation at Belle',

*Physical review letters*, vol. 99, no. 14, 142002.

https://doi.org/10.1103/PhysRevLett.99.142002