PARAMULYA, ANGEL CITRA (2026) PERAMALAN DERET WAKTU HARGA EMAS BERDASARKAN MODEL HYBRID AUTOREGRESSIVE FRACTIONALLY INTEGRATED MOVING AVERAGE DAN EXTENDED KALMAN FILTER = Time Series Forecasting of Gold Prices Based on a Hybrid Autoregressive Fractionally Integrated Moving Average and Extended Kalman Filter Model. Skripsi thesis, Universitas Hasanuddin.