AHMED F. SIDDIQI. A Statistical Analysis for Increasing Reward with Increasing Size of Jam′at. Journal of Islamic Thought and Civilization, [S. l.], v. 3, n. 2, p. 39–43, 2019. Disponível em: https://journals.umt.edu.pk/index.php/JITC/article/view/43. Acesso em: 26 aug. 2026.