LAI, Y.-L.; CHEN, J.-C. . Supporting to Learn Calculus Through E-test with Feedback and Self-regulation . International Journal of Learning, Teaching and Educational Research, [S. l.], v. 15, n. 5, p. 43–60, 2016. Disponível em: http://ijlter.myres.net/index.php/ijlter/article/view/933. Acesso em: 13 jan. 2026.