2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/219734We report new results of the NNNLO correction to the S-wave quarkonium wave-functions at the origin, which also provide an estimate of the resonance cross section in t-tbar threshold production at the ILC.5 pages, 2 figures, Proceedings of 2007 International Linear Collider Workshop: LCWS07 and ILC07, Hamburg, Germany, 30 May - 3 Jun 2007High Energy Physics - PhenomenologyNNNLO correction to the toponium and bottomonium wave-functions at the origintext