Trimono T, Agista F. MODEL ARMA-GARCH PREDIKSI VALUE-AT-RISK PADA SAHAM PT. ASTRA AGRO LESTARI.TBK. santika [Internet]. 2021 Nov. 25 [cited 2024 Nov. 21];2:116-21. Available from: https://santika.upnjatim.ac.id/submissions/index.php/santika/article/view/127