Padmakumari, Lakshmi, and S Maheswaran. “A Regression Based Approach to Capturing the Level Dependence in the Volatility of Stock Returns”. Asian Economic and Financial Review 6, no. 12 (October 14, 2016): 706–718. Accessed November 25, 2024. https://archive.aessweb.com/index.php/5002/article/view/1516.