1.
Palma LB, Brito V, Rosas J, Gil P. A Virtual PLC Environment for Assisting Automation Teaching and Learning. Int. J. Interact. Mob. Technol. [Internet]. 2017 Jul. 24 [cited 2024 Nov. 24];11(5):pp. 12-24. Available from: https://online-journals.org/index.php/i-jim/article/view/7066