2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/39962I present results of a next-to-leading order calculation of three jet production at hadron colliders. This calculation will have many applications. In addition to computing three-jet observables (spectra, mass distributions), this calculation permits the first next-to-leading order studies (at hadron colliders) of jet and event shape variables.6 pages, 2 figures. To appear in the proceedings of the XXXVth Rencontres de Moriond, QCD and High Energy Hadronic Interactions, Les Arcs, France, March 18-25, 2000High Energy Physics - Phenomenologytext