TY - JOUR T1 - Test of the universality of $τ$ and $μ$ lepton couplings in $W$-boson decays from $t\bar{t}$ events with the ATLAS detector JO - Nature Phys. UR - http://dx.doi.org/10.1038/s41567-021-01236-w PY - 2020/07/28 AU - Collaboration ATLAS ED - VL - 17 SP - 7 Y2 - 2025/11/09 ER -