Back Article

B. Aubert et al. (BaBar), Phys. Rev. Lett. 95, 142001 (2005)

Q. He et al. (CLEO), Phys. Rev. D 74, 091104 (2006)

C. Z. Yuan et al. (Belle), Phys. Rev. Lett. 99, 182004 (2007)

T. E. Coan et al. (CLEO), Phys. Rev. Lett. 96, 162003 (2006)

J. P. Lees et al. (BaBar), Phys. Rev. D 86, 051102 (2012)

M. Ablikim et al. (BESⅢ), Phys. Rev. Lett. 118, 092001 (2017)

M. Ablikim et al. (BESⅢ), Phys. Rev. Lett. 122, 102002 (2019)

G. Pakhlova et al. (Belle), Phys. Rev. D 77, 011103 (2008)

K. Abe et al. (Belle), Phys. Rev. Lett. 98, 092001 (2007)

S.-L. Zhu, Int. J. Mod. Phys. E 17, 283 (2008)

E. Klempt and A. Zaitsev, Phys. Rept. 454, 1 (2007)

M. Nielsen, F. S. Navarra, and S. H. Lee, Phys. Rept. 497, 41 (2010)

L. Maiani, V. Riquer, F. Piccinini et al., Phys. Rev. D 72, 031502 (2005)

S.-L. Zhu, Phys. Lett. B 625, 212 (2005)

R. M. Albuquerque and M. Nielsen, Nucl. Phys. A 815, 53 (2009)

D. Ebert, R. N. Faustov, and V. O. Galkin, Eur. Phys. J. C 58, 399 (2008)

L. Maiani, F. Piccinini, A. D. Polosa et al., Phys. Rev. D 89, 114010 (2014)

X. Li and M. B. Voloshin, Mod. Phys. Lett. A 29, 1450060 (2014)

S. Dubynskiy and M. B. Voloshin, Phys. Lett. B 666, 344 (2008)

G.-J. Ding, Phys. Rev. D 79, 014001 (2009)

Q. Wang, C. Hanhart, and Q. Zhao, Phys. Rev. Lett 111, 132003 (2013)

M. Cleven, Q. Wang, F.-K. Guo et al., Phys. Rev. D 90, 074039 (2014)

C. Z. Yuan, P. Wang, and X. H. Mo, Phys. Lett. B 634, 399 (2006)

X. Liu, X.-Q. Zeng, and X.-Q. Li, Phys. Rev. D 72, 054023 (2005)

A. Martinez Torres, K. P. Khemchandani, D. Gamermann et al., Phys. Rev. D 80, 094012 (2009)

F.-K. Guo, C. Hanhart, and U.-G. Meissner, Phys. Lett. B 665, 26 (2008)

F. E. Close and P. R. Page, Phys. Lett. B 628, 215 (2005)

E. Kou and O. Pene, Phys. Lett. B 631, 164 (2005)

C.-F. Qiao, Phys. Lett. B 639, 263 (2006)

E. van Beveren and G. Rupp, (2006), arXiv: hepph/0605317

E. van Beveren and G. Rupp, Phys. Rev. D 79, 111501 (2009)

L. Maiani, V. Riquer, R. Faccini et al., Phys. Rev. D 87, 111102 (2013)

X.-G. Wu, C. Hanhart, Q. Wang et al., Phys. Rev. D 89, 054038 (2014)

M. Ablikim et al. (BESⅢ), Phys. Rev. D 92, 012008 (2015)

N. Brambilla, S. Eidelman, C. Hanhart et al., Phys. Rept. 873, 1 (2020)

J. Beringer et al. (Particle Data Group), Phys. Rev. D 86, 010001 (2012)

P. Guo, A. P. Szczepaniak, G. Galata et al., Phys. Rev. D 78, 056003 (2008)

M. Berwein, N. Brambilla, J. Tarrús Castellà et al., Phys. Rev. D 92, 114019 (2015)

Y. Ma, W. Sun, Y. Chen et al., Chin. Phys. C 45, 093111 (2021)

L. Maiani, F. Piccinini, A. D. Polosa et al., Phys. Rev. Lett. 93, 212002 (2004)

S. Dubnička, A. Z. Dubničková, A. Issadykov et al., Phys. Rev. D 101, 094030 (2020)

R. M. Albuquerque, M. Nielsen, and R. Rodrigues da Silva, Phys. Rev. D 84, 116004 (2011)

K. Azizi, A. R. Olamaei, and S. Rostami, Eur. Phys. J. A 54, 162 (2018)

S. S. Agaev, K. Azizi, and H. Sundu, Phys. Rev. D 96, 034026 (2017)

P. A. Zyla et al. (Particle Data Group), PTEP 2020, 083C01 (2020)

M. A. Shifman, A. I. Vainshtein, and V. I. Zakharov, Nucl. Phys. B 147, 448 (1979)

P.-Z. Huang, H.-X. Chen, and S.-L. Zhu, Phys. Rev. D 83, 014021 (2011)

S. S. Agaev, K. Azizi, and H. Sundu, Phys. Rev. D 93, 074024 (2016)

T. M. Aliev, T. Barakat, and M. Savcı, Phys. Rev. D 93, 056007 (2016)

D. Bečirević, G. Duplančić, B. Klajn et al., Nucl. Phys. B 883, 306 (2014)

V. M. Belyaev, V. M. Braun, A. Khodjamirian et al., Phys. Rev. D 51, 6177 (1995)

B. L. Ioffe and A. V. Smilga, Nucl. Phys. B 232, 109 (1984)

S. S. Agaev, K. Azizi, and H. Sundu, Eur. Phys. J. C 77, 321 (2017)

S. S. Agaev, K. Azizi, and H. Sundu, Phys. Rev. D 93, 074002 (2016)

J. M. Dias, F. S. Navarra, M. Nielsen et al., Phys. Rev. D 88, 016004 (2013)

P. Colangelo, F. De Fazio, and W. Wang, Phys. Rev. D 81, 074001 (2010)

S. Narison, QCD as a Theory of Hadrons : From Partons to Confinement, Vol. 17 (Oxford University Press, 2005) arXiv: hep-ph/0205006

S. Narison, QCD spectral sum rules, Vol. 26 (1989).

M. A. Olpak, A. Ozpineci, and V. Tanriverdi, Phys. Rev. D 96, 014026 (2017)

Z.-G. Wang and Q. Xin, Nucl. Phys. B 978, 115761 (2022)

R. F. Lebed and A. D. Polosa, Phys. Rev. D 93, 094024 (2016)

Z.-G. Wang, Eur. Phys. J. C 77, 78 (2017)

Z.-G. Wang, Adv. High Energy Phys. 2021, 4426163 (2021)

Z.-G. Wang and Z.-Y. Di, Eur. Phys. J. C 79, 72 (2019)

M. Nielsen and F. S. Navarra, Mod. Phys. Lett. A 29, 1430005 (2014)

Z.-G. Wang, Commun. Theor. Phys. 63, 325 (2015)

H.-X. Chen and W. Chen, Phys. Rev. D 99, 074022 (2019)

Z.-G. Wang, Chin. Phys. C 44, 063105 (2020)