2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/229947Since 1999, the B-factories collaborations BaBar and Belle have accumulated and studied large samples of tau lepton pairs. We summarize in the following the most interesting recent results.Heavy Quarks and Leptons, Melbourne, 2008 - 5 pages, 2 figuresHigh Energy Physics - Experimenttext