Sahabudin, R.M. Sahabudin, Mohd. Noor Ahmad, H.M. Sirajinisa, and A. Temumeni. 1999. “Plant Flavonoids As Inhibitors of Calcium Oxalate Urolithiasis”. Malaysian Journal of Science 18 (1):13-15. https://mjs.um.edu.my/index.php/MJS/article/view/9373.