${{\boldsymbol f}_{{2}}{(1910)}}$ $\rightarrow$ ${{\boldsymbol \eta}}{{\boldsymbol \eta}}$ INSPIRE search

$\Gamma($ ${{\mathit f}_{{2}}{(1910)}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \eta}}$ $)/\Gamma($ ${{\mathit f}_{{2}}{(1910)}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \eta}^{\,'}}$ $)$
$\Gamma_{4}/\Gamma_{6}$
M142R6