AKIB, B.; MYS, M. T. G. A. B.; SALIC, J. Z. Investigation of Surplus (Deficit) Underwriting of Tabarru’ Fund on BNI Life Insurance Unit Syariah. Journal of Management Economic and Financial, [S. l.], v. 2, n. 4, p. 206–215, 2024. DOI: 10.59261/jmef.v2i4.44. Disponível em: http://jmef.polteksci.ac.id/index.php/jmef/article/view/44. Acesso em: 29 apr. 2026.