${{\mathit Z}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}{{\mathit b}}{{\overline{\mathit b}}}$ INSPIRE search

$\Gamma($ ${{\mathit Z}}$ $\rightarrow$ ${{\mathit b}}{{\overline{\mathit b}}}{{\mathit b}}{{\overline{\mathit b}}})/\Gamma($ ${{\mathit Z}}$ $\rightarrow$ hadrons$)$
$\Gamma_{13}/\Gamma_{8}$
S044B4