Mohamad Khairuddin, M. A. and WAN MOHAMED @ WAN ABD GHANI, W. A. (2021) “Development of Phosphorus and Ammonium-Nitrogen Concentration Calibration Curve Using Laboratory Resistivity Method at Alkaline pH Condition”, Recent Trends in Civil Engineering and Built Environment, 3(1), pp. 919–926. Available at: https://publisher.uthm.edu.my/periodicals/index.php/rtcebe/article/view/3178 (Accessed: 21 February 2024).