GAFRI, HASAN GAFRI FOUZI. “A Study on Water Quality Status of Varsity Lake and Pantai River, Anak Air Batu River in UM Kuala Lumpur, Malaysia and Classify It Based on (WQI) Malaysia”. EQA - International Journal of Environmental Quality 29 (January 1, 2018): 51–65. Accessed November 24, 2024. https://eqa.unibo.it/article/view/7967.