TTP21-012 Charm-quark mass effects in NRQCD matching coefficients and the leptonic decay of the $\Upsilon(1S)$} meson

TTP21-012 Charm-quark mass effects in NRQCD matching coefficients and the leptonic decay of the $\Upsilon(1S)$} meson
Manuel Egner, Matteo Fael, Jan Piclum, Kay Sch\“onwald, Matthias Steinhauser
Phys. Rev. D 104, 054033 (2021)
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