2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/45260We study proton decay in finite supersymmetric SU(5) grand unified theories. We find that the finite supersymmetric SU(5) models are ruled out from this consideration.7 pages, Revtex. Talk presented by X.-G. He at the Eighth Meeting the American Physical Society, Division of Particles and Fields (DPF'94), Albuqurque, New Mexico, August 2-6, 1994High Energy Physics - Phenomenologytext