Marlina, Wenni, Raisha zuhiara Dongoran, Tri Kinanti, Iren Salsalina Br Ginting, and Rina Widyasari. “Prediksi Rata-Rata Harga Emas 24 Karat Di Kota Medan Dengan Metode Arima”. JURNAL JENDELA MATEMATIKA 3, no. 02 (July 20, 2025): 134–143. Accessed September 26, 2025. https://ejournal.jendelaedukasi.id/index.php/JJM/article/view/1634.