2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/82018Predictions of isobaric and Regge models are compared with the latest experimental data (Bonn,JLab) to select among the models those providing a satisfactory description of the data. Only the Saclay-Lyon and MAID models are in a reasonable agreement with both photo- and electro-production data ranging up to about 2.5 GeV.23 pages, 13 figuresNuclear Theorytext