PEET, B. Integrating Puzzles and General Problem-solving Techniques into Existing Undergraduate Mathematics Classes. Turkish Journal of Mathematics Education, [S. l.], v. 4, n. 1, p. 33–43, 2023. Disponível em: https://tujme.org/index.php/tujme/article/view/76. Acesso em: 27 apr. 2024.