tdayyoneslami,S. M. M. , and mirzakhani,R. . "Investigating the combined model of Mudaraba and Waqalat in Takaful Institution based on Imamiyyah Jurisprudence" .e78172 , Research Letter of Social Jurisprudence (Interdisciplinary Researches in Jurisprudence/ Researches In Jurisprudence), , , 2026, e78172. doi: 10.30497/sj.2026.248557.1484