2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/46969We present the higher order QCD corrections to the fragmentation functions and the corresponding cross sections.12 pages, LATEX. To appear in the proceedings of "the Rencontres de Physique de La Valee d'Aoste", La Thuile, Italy, March 2-8, 1997High Energy Physics - Phenomenologytext