Stavroyiannis, Stavros, and Leonidas Zarangas. “Out of Sample Value-at-Risk and Backtesting With the Standardized Pearson Type-IV Skewed Distribution”. Panoeconomicus 60, no. 2 (October 10, 2013): 231–247. Accessed May 5, 2024. http://panoeconomicus.org/index.php/jorunal/article/view/351.