1. R. Aaij et al., [LHCb Collaboration],
arXiv:1903.08726
[hep-ex]
2. M. Tanabashi et al., [Particle Data Group], Phys. Rev. D 98(3), 030001 (2018)
3. R. Aaij et al., [LHCb Collaboration], Phys. Rev. Lett. 119(11), 112001 (2017).
arXiv:1707.01621
[hep-ex]
4. R. Aaij et al., [LHCb Collaboration], Phys. Rev. Lett. 121(5), 052002 (2018).
arXiv:1806.02744
[hep-ex]
5. R. Aaij et al., [LHCb Collaboration], Phys. Rev. Lett. 121(16), 162002 (2018).
arXiv:1807.01919
[hep-ex]