marsela, esti, Yosmar, S. and Damayanti, S. 2023. Determination of the Disability Premium there is Life Insurance with Annual Payment for Type Benefit Waiver of Premium. Mathematical Journal of Modelling and Forecasting. 1, 1 (Jun. 2023), 10–23. DOI:https://doi.org/10.24036/mjmf.v1i1.11.