MOHAMAD, Khairul Anuar; AZIZ, Ahmad Akmal; ALIAS, Afishah. Obstacle Detection System for Railways using IoT Sensors . Evolution in Electrical and Electronic Engineering, [S. l.], v. 1, n. 1, p. 57–63, 2020. Disponível em: https://publisher.uthm.edu.my/periodicals/index.php/eeee/article/view/87.. Acesso em: 5 may. 2024.