2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/192373The role of the off-shell dependence of $ρ-ω$ mixing in the charge symmetry breaking nucleon-nucleon potential is discussed. It is shown that models describing the off-shell dependence of $ρ-ω$ mixing are not sufficient to determine the charge symmetry breaking nucleon-nucleon potential.22 pages, revtex, no figuresNuclear Theorytext