2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/169872We study integrations over light-cone degrees of freedom in the gauge invariant effective action for high energy processes in QCD. We propose a regularization which takes into account the signature of the reggeized gluon. For a test we apply it to the elastic and the production amplitude.6 pages, 4 figures. Talk presented by M. Hentschinski at the HSQCD Workshop, Gatchina, 2008. To be published in the proceedings of the workshopHigh Energy Physics - Phenomenologytext