Naval, Chris Rudyard F., and Kristine June D. Uy. “Volatility Similarities of Stock Prices Within the Same Industries”. Recoletos Multidisciplinary Research Journal 1, no. 2 (December 31, 2013). Accessed May 6, 2024. https://rmrj.usjr.edu.ph/rmrj/index.php/RMRJ/article/view/74.