Deautama, Randi, and Kurnia Novita Sari. “Modified Multiple Decrement Table and Its Credibility Based on Factor Characteristics”. Journal of the Indonesian Mathematical Society 29, no. 2 (July 31, 2023): 245–258. Accessed October 5, 2024. http://jims-a.org./index.php/jimsa/article/view/1581.