SHAHIZAM, Shahidatul Idayu; ABD HAMID, Nor Zila; SIDE, Syafruddin. 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, [S. l.], v. 9, p. 63–71, 2021. DOI: 10.37134/jsml.vol9.sp.8.2021. Disponível em: https://ejournal.upsi.edu.my/index.php/JSML/article/view/4810. Acesso em: 8 apr. 2025.