Rijalul Fikri, Ahmad Lutfi. “Qawā’id Al-Fiqhiyyah Analysis on The Prohibition of Monopoly Practices and Unfair Business Competition: A Critical Review”. Justicia Islamica 18, no. 1 (April 16, 2021): 132-148. Accessed May 7, 2024. https://jurnal.iainponorogo.ac.id/index.php/justicia/article/view/2466.