1. R. Aaij et al. (LHCb Collaboration). Eur. Phys. J. C 78, 1019 (2018)
2. S.K. Choi et al. (Belle Collaboration), Phys. Rev. Lett. 100, 142001 (2008)
3. R. Mizuk et al. (Belle Collaboration), Phys. Rev. D 80, 031104 (2009)
4. K. Chilikin et al. (Belle Collaboration), Phys. Rev. D 88, 074026 (2013)
5. K. Chilikin et al. (Belle Collaboration), Phys. Rev. D 90, 112009 (2014)