NASUTION, Nursanita; NURHALI, Alfi; FARUQI, Faris. Tabarru’ underwriting funds: Assessing the influence of investment income and insurance premiums on sharia insurance performance in Indonesia. SERAMBI: Jurnal Ekonomi Manajemen dan Bisnis Islam, [S. l.], v. 5, n. 3, p. 181–190, 2023. DOI: 10.36407/serambi.v5i3.928. Disponível em: https://ejournal.imperiuminstitute.org/index.php/SERAMBI/article/view/928. Acesso em: 10 jun. 2026.