2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/39320This is an extended and pedagogically oriented version of our recent work, in which we proposed an improvement of the splitting functions at small x which overcomes the apparent problems encountered by the BFKL approach.30 pages, 8 figures, latex with sprocl.sty and epsfigHigh Energy Physics - Phenomenologytext