2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/1780The combined effect of a dissipative fluid and quintessence energy can simultaneously drive an accelerated expansion phase at the present time and solve the coincidence problem of our current Universe. A solution compatible with the observed cosmic acceleration is succinctly presented.5 pages, uses cosmos style (included). In Proceedings of COSMOLOGY 2000: http://alfa.ist.utl.pt/~bento/cosmo2000/proc/proceedings.htmlAstrophysicsGeneral Relativity and Quantum Cosmologytext