${{\boldsymbol X}{(4020)}}$ $\rightarrow$ ${{\boldsymbol J / \psi}{(1S)}}{{\boldsymbol \pi}^{\pm}}$ INSPIRE search

$\Gamma($ ${{\mathit X}{(4020)}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit \pi}^{\pm}}$ $)/\Gamma_{\text{total}}$
$\Gamma_{5}/\Gamma$
M213R04