Shahizam, Shahidatul Idayu, Nor Zila Abd Hamid, and Syafruddin Side. 2021. “Forecasting Carbon Monoxide (CO) Pollutant in Putrajaya Using the Local Mean Approximation Method: Peramalan Bahan Pencemar Karbon Monoksida (CO) Di Putrajaya Menggunakan Kaedah Penghampiran Purata Setempat”.
Journal of Science and Mathematics Letters 9 (February): 63-71.
https://doi.org/10.37134/jsml.vol9.sp.8.2021.