KEVIN, K. S. P. Forecasting the Exchange Rate of Farmers in North Sumatera Province Using the Hybrid Autoregeressive Integrated Moving Average - Artificial Neural Network (ARIMA - ANN) Method: Peramalan Nilai Tukar Petani Provinsi Sumatera Utara Menggunakan Metode Hybrid Autoregeressive Integrated Moving Average - Artificial Neural Network (ARIMA - ANN). JURNAL AGRI-TEK : Jurnal Penelitian Ilmu-Ilmu Eksakta, [S. l.], v. 26, n. 1, p. 26–38, 2025. DOI: 10.33319/agtek.v26i1.183. Disponível em: http://agritek.unmermadiun.ac.id/index.php/agritek/article/view/183. Acesso em: 25 aug. 2026.