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Search for ${{B} _{c} ^+} \!\rightarrow {{\pi } ^+} {\mu ^+\mu ^-} $ decays and measurement of the branching fraction ratio ${\mathcal {B}} ({{B} _{c} ^+} \!\rightarrow {\psi {(2S)}} {{\pi } ^+} )/{\mathcal {B}} ({{B} _{c} ^+} \!\rightarrow {{J \hspace{-1.66656pt}/\hspace{-1.111pt}\psi }} {{\pi } ^+} )$

Bibtex

@article{elashri_2024_decays-branching-fra,
    title = {Search for ${{B} _{c} ^+} \!\rightarrow {{\pi } ^+} {\mu ^+\mu ^-} $ decays and measurement of the branching fraction ratio ${\mathcal {B}} ({{B} _{c} ^+} \!\rightarrow {\psi {(2S)}} {{\pi } ^+} )/{\mathcal {B}} ({{B} _{c} ^+} \!\rightarrow {{J \hspace{-1.66656pt}/\hspace{-1.111pt}\psi }} {{\pi } ^+} )$},
    author = {M. Elashri and LHCb Collaboration},
    year = {2024},
    doi = {10.1140/epjc/s10052-024-12669-x},
    url = {https://doi.org/10.1140/epjc/s10052-024-12669-x},
}