Ling MWJ, Anua SM, Mazlan N. Concentrations of Magnesium, Calcium and Potassium in Drinking Water; A Comparison between Tap Water and Bore Water. JEST [Internet]. 2019 Jun. 24 [cited 2024 Nov. 22];2(1). Available from: https://jest.utm.my/index.php/jest/article/view/36