Hashim, Saiyidah Nafisah, Nur Nadirah Rodzali, Noor Amira Muhammad, Siti Nur Azmu’i Abdullah, Nur Atirah Hasmi, Amir Arif Kamarudin, Siti Nor Anissa Nor Azlan, Nurul Syahniza Saharudin, and Nur Fatin Afiqah Nor Rahim. “Optimization for Detection of On-Site Phosphate Contamination Qualitatively”. Journal of Science and Mathematics Letters 7 (May 31, 2019): 26–33. Accessed April 19, 2024. https://ojs.upsi.edu.my/index.php/JSML/article/view/2511.