2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/203324As an addendum to our previous evaluation of the weak-interaction corrections to hadronic top-quark pair production we determine the leading weak-interaction contributions due to the subprocesses $b {\bar b} \to t {\bar t}$ and $g q ({\bar q}) \to t {\bar t} q ({\bar q})$. For several distributions in $t {\bar t}$ production at the LHC we find that these contributions are non-negligible as compared to the weak corrections from the other partonic subprocesses.Latex, 9 pages, 4 figuresHigh Energy Physics - Phenomenologytext