D, Desi Fransiska. “Rainfall Data Modeling in Simalungun Regency Using the Arima Box-Jenkins Method”. Jurnal Mekintek : Jurnal Mekanikal, Energi, Industri, Dan Teknologi 15, no. 1 (April 19, 2024): 27–33. Accessed May 21, 2026. https://ejournal.isha.or.id/index.php/Mekintek/article/view/4.