Yaacub U, Kasmin H. Groundwater Quality Assessment for Drinking Purposes Using Multivariate Analysis and Surfer in Seremban, Negeri Sembilan. jaesrr [Internet]. 2022 Dec. 28 [cited 2024 May 17];2(2):75-83. Available from: https://penerbit.uthm.edu.my/ojs/index.php/jaesrr/article/view/12410