I. Wisandani, Joni, A. A. Nasrulloh, A. Z. S. Mubarok, H. Sukmawati, and M. Nurhidayat, “Monopolistic Pricing and Market Ethics in Rural Indonesia:An Islamic Economic Analysis of The Spice Trade”, IJAES, vol. 12, no. 3, pp. 269–274, Jul. 2025, doi: 10.14419/r5wv3s31.