Sukri, N. S., J. Jothivel, R. . Mohd Ghazi, N. S. . Shafiee @ Ismail, S. H. Yaacob, F. K. . Kedri, and M. P. . Zakaria. “Determination of Heavy Metals in Water Samples from Sungai Kerteh and Sungai Paka, Terengganu, Malaysia”. Journal of Tropical Resources and Sustainable Science (JTRSS), vol. 5, no. 2, Dec. 2017, pp. 74-78, doi:10.47253/jtrss.v5i2.597.