Anastasya Prionggo , Echa, Mohammad Nabil Pratama, Amandaputri NL, and Fajar Indrayatna. 2022. “Estimation of Prospective Benefit Reserve Based on Gross Premium Valuation Method Using Indonesian Mortality Table IV and De-Moivre Assumptions”. Enthusiastic : International Journal of Applied Statistics and Data Science 2 (2):56-67. https://doi.org/10.20885/enthusiastic.vol2.iss2.art1.