Toyip, Zainul, and Arhjayati Rahim. “Kedudukan Hukum Islam Dalam Konstitusi Sistem Ketatanegaraan”. AS-SYAMS, vol. 1, no. 2, Dec. 2020, pp. 197-01, https://ejournal.iaingorontalo.ac.id/index.php/AS-SYAMS/article/view/192.