2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/45448We review mixing and CP violation in $D$ mesons, emphasizing the differences with the other pseudoscalar mesons in the Standard Model, and show that $D$ mesons can be useful to look for physics beyond the Standard Model.5 pages, Talk presented by L. Oliver at the Journées sur les projets de Physique Hadronique, Société Fran\c caise de Physique, Super-Besse (France), 12-14 janvier 1995High Energy Physics - Phenomenologytext