2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/49392The structure of the double-pole approximation for the O(alpha) corrections to e^+e^- -> WW -> 4 fermions is described, and some results are presented. Moreover, results on full tree-level predictions for $e^+e^- -> WW -> 4 fermions + gamma are given.11 pages, LaTeX, 6 eps figures, to appear in the Proceedings of the International Workshop on Linear Colliders, Sitges, Barcelona, Spain, April 28 - May 5, 1999High Energy Physics - Phenomenologytext