Scrutinizing $$ \overline{B}\to {D}^{\ast}\left(D\pi \right){\ell}^{-}{\overline{\nu}}_{\ell } $$ and $$ \overline{B}\to {D}^{\ast}\left(D\upgamma \right){\ell}^{-}{\overline{\nu}}_{\ell } $$ in search of new physics footprints
The Journal of high energy physics/The journal of high energy physics