Manurung, A., Wigena, A. H., & Djuraidah, A. (2018). GPD Threshold Estimation Using Measure of Surprise. International Journal of Sciences: Basic and Applied Research (IJSBAR), 42(3), 16–25. Retrieved from https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/9430