DUFFY, K. Deciding to fail. The Journal of Practice Teaching and Learning, [S. l.], v. 11, n. 3, p. 36-58, 2013. DOI: 10.1921/jpts.v11i3.271. Disponível em: https://journals.whitingbirch.net/index.php/JPTS/article/view/271. Acesso em: 26 may. 2024.