Anaphari, C. M., and D. F. Septiarini. “THE ANALYSIS OF REVENUE OF GUARANTEE SERVICES IN SHARIA GUARANTEE COMPANIES”. Jurnal Ekonomi Syariah Teori Dan Terapan, vol. 7, no. 9, Sept. 2020, pp. 1818-30, doi:10.20473/vol7iss20209pp1818-1830.