${{\mathit \Upsilon}{(2S)}}$ $\rightarrow$ ${{\mathit \psi}{(2S)}}{{\mathit \chi}_{{{c0}}}}$ INSPIRE search

$\Gamma($ ${{\mathit \Upsilon}{(2S)}}$ $\rightarrow$ ${{\mathit \psi}{(2S)}}{{\mathit \chi}_{{{c0}}}})/\Gamma_{\text{total}}$
$\Gamma_{20}/\Gamma$
M052R61