2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/43856I summarize the results of recent studies analyzing perturbative and nonperturbative effects of soft gluon radiation on the distributions of the C-parameter and of the class of angularities, by means of dressed gluon exponentiation.Talk given at DIS 2004, Strbske Pleso, Slovakia, 14-18 April 2004High Energy Physics - Phenomenologytext