Pratama, Aditya Putra, and Meisy Angelita. “Kontrol Penggunaan Air Bersih Perumda Tirta Manuntung Balikpapan Dengan Multivariat Exponentially Weighted Moving Avarage”. SPECTA Journal of Technology, vol. 7, no. 3, Dec. 2023, pp. 642-9, https://journal.itk.ac.id/index.php/sjt/article/view/1032.