${{\boldsymbol Z}}$ $\rightarrow$ ${{\boldsymbol \Xi}_{{b}}}$ X INSPIRE search

$\Gamma($ ${{\mathit Z}}$ $\rightarrow$ ${{\mathit \Xi}_{{b}}}$ X$)/\Gamma($ ${{\mathit Z}}$ $\rightarrow$ hadrons$)$
$\Gamma_{53}/\Gamma_{8}$
S044XIB