ABU-AISHEH, A. A.; GRANT, L.; SUMUKADAS, N.; HADAD, A. Fostering Engineering Students Engagement Using Problem-Based Learning and Course Learner Agent Object Portfolios. International Journal of Engineering Pedagogy (iJEP), [S. l.], v. 6, n. 4, p. pp. 45–47, 2016. DOI: 10.3991/ijep.v6i4.6086. Disponível em: https://online-journals.org/index.php/i-jep/article/view/6086. Acesso em: 17 jan. 2022.