J. W. EVERETT. Cooperatively Created On-Line Textbooks with Randomly Generated Assignments. Journal of Online Engineering Education, [S. l.], v. 1, n. 2, 2010. Disponível em: https://www.onlineengineeringeducation.com/index.php/joee/article/view/10. Acesso em: 28 mar. 2024.