KAMARUL AZLAN, Saifullah; SY YI, Sim. Development of Automated IoT-Based Monitoring Multilevel Parking System. Progress in Engineering Application and Technology, [S. l.], v. 2, n. 2, p. 488–497, 2021. Disponível em: https://publisher.uthm.edu.my/periodicals/index.php/peat/article/view/953. Acesso em: 7 apr. 2026.