Ontological Mediation in Explainable Artificial Intelligence: Concept-Based Models and Ontology-Grounded Explanatory Justification. SciELO Preprints, 2026. DOI: 10.1590/SciELOPreprints.18206. Disponível em: https://preprints.scielo.org/index.php/scielo/preprint/view/18206. Acesso em: 6 out. 2026.