P3H-21-008: Top quark contribution to two-loop helicity amplitudes for $Z$ boson pair production in gluon fusion

P3H-21-008
Title: Top quark contribution to two-loop helicity amplitudes for $Z$ boson pair production in gluon fusion
Type: Paper
Authors: Christian Brønnum-Hansen, Chen-Yu Wang
arXiv: 2101.12095
Info:Published in JHEP 05 (2021) 244