${{\boldsymbol Z}}$ $\rightarrow$ ${{\boldsymbol \ell}^{+}}{{\boldsymbol \ell}^{-}}{{\boldsymbol \ell}^{+}}{{\boldsymbol \ell}^{-}}$ INSPIRE search

$\Gamma($ ${{\mathit Z}}$ $\rightarrow$ ${{\mathit \ell}^{+}}{{\mathit \ell}^{-}}{{\mathit \ell}^{+}}{{\mathit \ell}^{-}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{5}/\Gamma$
S044R01