Specialized Knowledge of Prospective Secondary Mathematics Teachers in Developing Proof-Based Tasks. Advances of Research in Mathematics Education, [S. l.], n. 29, p. 49–67, 2026. DOI: 10.35763/aiem29.6735. Disponível em: https://aiem.es/aiem/article/view/v29-advincula-torres-delgado-etal. Acesso em: 20 may. 2026.