Muhammad Afzal Razali, and Wan Afnizan Wan Mohamed. “DETERMINATION OF PHOSPHORUS CONCENTRATION CALIBRATION CURVE USING LABORATORY RESISTIVITY METHOD AT ALKALINE PH CONDITION”. In WATER ENGINEERING: ISSUES AND MANAGEMENT SERIES 3. Penerbit UTHM, 2026. Accessed July 23, 2026. https://publisher.uthm.edu.my/omp/index.php/penerbituthm/catalog/book/601/chapter/103.