Aprilia, R., A. J. W. Mahri, and A. Cakhyaneu. “Efficiency of Sharia Life Insurance in Indonesia and Malaysia: The Effect of Profitability and Firm Size”. Indonesian Journal of Economics and Management, Vol. 3, no. 1, Nov. 2022, pp. 1-16, doi:10.35313/ijem.v3i1.4642.