TTP19-033 Quark beam function at next-to-next-to-next-to-leading order in perturbative QCD in the large- $N_c$ approximation

TTP19-033 Quark beam function at next-to-next-to-next-to-leading order in perturbative QCD in the large- $N_c$ approximation
Arnd Behring, Kirill Melnikov, Robbert Rietkerk, Lorenzo Tancredi, Christopher Wever
Phys.Rev. D100 (2019) no.11, 114034
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TTP19-033 Quark beam function at next-to-next-to-next-to-leading order in perturbative QCD in the large-NcN_c approximation