Fatin Farhah Nazaruddin, and Nur Hanis Mohammad Radzi. “Design A Lighting Point Calculator System For Residential Houses Using Microsoft Visual Basic”. Journal of Electronic Voltage and Application, vol. 2, no. 2, Dec. 2021, pp. 75-83, https://penerbit.uthm.edu.my/ojs/index.php/jeva/article/view/9337.