Rahmawati Y, Zukhronah E, Pratiwi H. Penerapan Model ARIMA-ARCH untuk Meramalkan Harga Saham PT. Indofood Sukses Makmur Tbk. BIEJ [Internet]. 13Aug.2021 [cited 16Oct.2021];3(3):171-7. Available from: http://ejournals.fkwu.uniga.ac.id/index.php/BIEJ/article/view/307