Haris, M. Al. “PERAMALAN HARGA EMAS DENGAN MODEL GENERALIZED AUTOREGRESSIVE CONDITIONAL HETEROSCEDASTICITY (GARCH)”. Jurnal Saintika Unpam : Jurnal Sains dan Matematika Unpam 3, no. 1 (July 22, 2020): 19–30. Accessed March 16, 2026. https://openjournal.unpam.ac.id/index.php/jsmu/article/view/5263.