Abdi, Yudistira, and Bunga Anggita Batubara. “Zakat Dan Jizyah Dalam Pemikiran Abu Ubaid Serta Relevansinya Di Indonesia ”. Innovative: Journal Of Social Science Research, vol. 3, no. 4, Aug. 2023, pp. 1510-2, https://j-innovative.org/index.php/Innovative/article/view/3259.