1. K.F. Chen, et al.: (Belle collaboration). Phys. Rev. D82(R), 091106 (2010)
2. B. Auger et al., BaBar collaboration. Phys. Rev. Lett. 103, 161801 (2009)
3. T.V. Ulgov, Eur. Phys. J. C 33(s01), s235 (2005)
4. K.A. Olive et al., Chin. Phys. C 38, 090001 (2014)
5. P.A. Zyla et al., (Particle Data Group Collaboration). Prog. Theor. Exp. Phys. 083C01 (2020)