PALMA, Luis Brito; BRITO, V.; ROSAS, João; GIL, Paulo. A Virtual PLC Environment for Assisting Automation Teaching and Learning. International Journal of Interactive Mobile Technologies (iJIM), [S. l.], v. 11, n. 5, p. pp. 12–24, 2017. DOI: 10.3991/ijim.v11i5.7066. Disponível em: https://online-journals.org/index.php/i-jim/article/view/7066. Acesso em: 2 may. 2024.