FRANK, Martin; ROECKERRATH, C. Augmenting Mathematics Courses by Problem-Based Learning. International Journal of Engineering Pedagogy (iJEP), [S. l.], v. 6, n. 1, p. pp. 50–55, 2016. DOI: 10.3991/ijep.v6i1.5368. Disponível em: https://online-journals.org/index.php/i-jep/article/view/5368. Acesso em: 29 mar. 2024.