2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/224697Using the field theoretical approach introduced by Cremades, Ibanez and Marchesano for describing open strings attached to D9 branes having different magnetizations, we give a procedure for determining the Kaehler metrics of those open strings in toroidal compactifications.33 pages, minor correctionsHigh Energy Physics - Theorytext