2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/103488In this thesis we give explicit results for bosonic string amplitudes on AdS_3 x S^3 and the corresponding plane-wave limit. We also analyze the consequences of our approach for understanding holography in this set up, as well as its possible generalization to other models.Based on PhD ThesisHigh Energy Physics - Theorytext