RAMÍREZ SÁNCHEZ, C. . Problem-based learning: teaching strategy that strengthens creative thinking. Papeles, [S. l.], v. 6, n. 11, p. 61–71, 2014. Disponível em: https://revistas.uan.edu.co/index.php/papeles/article/view/232. Acesso em: 22 nov. 2024.