CHAI , R. F.; CHUA KING LEE. Global System for Mobile Communication Based Automated Billing System for Electric Energy Meter. Evolution in Electrical and Electronic Engineering, [S. l.], v. 2, n. 2, p. 979–988, 2021. Disponível em: https://publisher.uthm.edu.my/periodicals/index.php/eeee/article/view/3929. Acesso em: 25 feb. 2024.