de Sousa RT, dos Santos MGM, Alves FRV. The Theory of Didactic Situations and the Generalization of Pythagoras’ Theorem: An Experience Mediated by GeoGebra software. JRSME [Internet]. 2023 Dec. 25 [cited 2025 Dec. 19];2(3):147-59. Available from: https://journals.eduped.org/index.php/jrsme/article/view/731