S.H., Fauziah, Wan Siti NurHajar W.I, and Agamuthu P. “HEAVY METAL ACCUMULATION IN Ipomoea Reptans AND Helianthus Annuus”. Malaysian Journal of Science 30, no. 1 (April 28, 2011): 36–44. Accessed November 15, 2024. https://malindojournal.um.edu.my/index.php/MJS/article/view/7291.