Ibad, Badruddin. “Buying and Selling System at the Honesty Canteen in Banjarmasin City from the Syafi’i Madzhab Perspective”. Sharia Oikonomia Law Journal 2, no. 1 (March 30, 2024): 32–44. Accessed August 23, 2025. https://www.journal.ypidathu.or.id/index.php/solj/article/view/618.