Maulana, Yasir. “Pemodelan Volatilitas Indeks Harga Saham Sektoral Di Indonesia”. Logika : Jurnal Penelitian Universitas Kuningan 13, no. 01 (April 7, 2022): 53-72. Accessed June 6, 2025. https://journal.uniku.ac.id/index.php/logika/article/view/5688.