Ihsan, Ahmad Ghozali. “Pengembangan Ilmu Ushul Al Fiqh”. Al-Ahkam: Jurnal Ilmu Syari’ah dan Hukum 2, no. 2 (February 5, 2018): 105–121. Accessed July 3, 2024. https://ejournal.uinsaid.ac.id/index.php/al-ahkam/article/view/1069.