Wasilah, W, . ., and . . “Natural Illuminance Level of the Expansion House in Suburban Housing Area of Makassar City”. International Journal of Engineering & Technology 7, no. 3.4 (June 25, 2018): 249–251. Accessed May 3, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/19855.