2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/201307We discuss some open problems in hydrodynamical approach to the relativistic heavy ion collisions. In particular, we propose a new, very simple alternative approach to the relativistic dissipative hydrodynamics of Israel and Stewart.13 pages, 2 figures, Proceedings of the international symposium on heavy ion physics 2006High Energy Physics - PhenomenologyStatistical MechanicsNuclear Theorytext