Mulyono, Mulyono. “Analisa Korelasi Return Indeks – Indeks Saham Terhadap Indeks Harga Saham Gabungan Pada Bursa Efek Indonesia”. Binus Business Review 6, no. 2 (August 31, 2015): 330-339. Accessed April 3, 2025. https://journal.binus.ac.id/index.php/BBR/article/view/982.