2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/48107We give a summary of existing results on higher twist distribution amplitudes of vector mesons in QCD. Special attention is payed to meson mass corrections which turn out to be large. A ``shopping list'' is presented of most important nonperturbative parameters which enter distribution amplitudes.Talk presented by V.M. Braun at 3rd workshop ``Continuous Advances in QCD'', Minneapolis, MN, USA, April 16--19, 1998; 17 pages, 2 figures, requires sprocl.sty (included)High Energy Physics - Phenomenologytext