Abd Hamid, N. Z., and M. S. Md Noorani. “On Prediction of Subang, Selangor Daily Rainfall Data: An Application of Local Approximation Method”. Journal of Science and Mathematics Letters, vol. 4, no. 2, Jan. 2019, pp. 49-57, https://ejournal.upsi.edu.my/index.php/JSML/article/view/395.