H. Wan Ibrahim, W, E M. Ahmad Zawawi, F Muhamad Darus, and N A. Abu Sudin. “Determination of Elements in Indoor Dust at Residential Buildings Nearby a Quarry Site”. International Journal of Engineering and Technology 7, no. 4.14 (December 24, 2019): 175–178. Accessed May 30, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/27522.