TRAPP, Sonja; RAMOLLARI, Ervin; HEINTZ, Matthias; WEBER, Sebastian; DRANIDIS, Dimitris; BÖRSTLER, Jürgen. Collaborative Learning of UML and SysML. International Journal of Engineering Pedagogy (iJEP), [S. l.], v. 1, n. 2, p. pp. 6–12, 2011. DOI: 10.3991/ijep.v1i2.1663. Disponível em: https://online-journals.org/index.php/i-jep/article/view/1663. Acesso em: 4 may. 2024.