AMALIA, ELMA (2025) Pendekatan Hybrid Autoregressive Integrated Moving Average with Exogenous Variable-Tipe Generalized Autoregressive Conditional Heteroskedasticity Simetris (Studi Kasus: Peramalan Harga Emas Global) = Hybrid Autoregressive Integrated Moving Average Approach with Exogenous Variable-Generalized Autoregressive Conditional Heteroskedasticity Symmetric Type (Case Study: Global Gold Price Forecasting). Thesis thesis, Universitas Hasanuddin.