Sassone, Angela, and Cristina Coppola. “Mortino and the Blue Pearl Heart: A Structured-Narrative Journey through pupils’ Attitude in Mathematics ”. Italian Journal of Pure and Applied Mathematics 55, no. 1 (June 30, 2026): 78–96. Accessed July 3, 2026. https://journals.uniurb.it/index.php/ijpam/article/view/5768.