Zakirah, Khalilah Razanah, and Puspa Dwi Ayu Banowati. “Determination of Insurance Premium Rates With Aggregation Claims at BPJS With Exponential and Gamma Distributions”. International Journal of Mathematics, Statistics, and Computing, vol. 2, no. 2, May 2024, pp. 50-59, doi:10.46336/ijmsc.v2i2.103.