GAFRI HGF. 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 [Internet]. 2018Jan.1 [cited 2024May4];29:51-65. Available from: https://eqa.unibo.it/article/view/7967