Janna, Meirza Sekaring, et al. “Measuring Work Spirit and Job Satisfaction of an Up To 20 Years Amil Zakat Using IKIGAI Approach. Case Study : Yayasan Dana Sosial Al-Falah (YDSF): Yayasan Dana Sosial Al-Falah (YDSF)”. Indonesian Conference of Zakat - Proceedings, Apr. 2025, pp. 263-74, doi:10.37706/iconz.2024.994.