Maryam S, Monoarfa H, Firmansyah F. PERFORMANCE OF ZAKAT INSTITUTIONS: MODIFICATION OF THE IZN (SURVEY AT NATIONAL BOARD OF ZAKAT AND LAZIS IN KEBUMEN REGENCY). tw [Internet]. 2022 Apr. 5 [cited 2026 Aug. 15];3(1):1-12. Available from: https://ojs.stiesa.ac.id/index.php/tsarwatica/article/view/936