Methods of Mathematical Proof and Logic in Mathematics Courses at the Faculty of Education – Sana’a University. Journal of Social Studies, [S. l.], v. 27, n. 1, p. 29–63, 2021. DOI: 10.20428/jss.v27i1.1773. Disponível em: https://journals.ust.edu/index.php/JSS/article/view/1773. Acesso em: 6 apr. 2025.