Siregar, M. and Lubis, F. (2024) “Legal Monopolistic Practices as Unfair Business Competition in the Sales of Packaged Cooking Oils in Indonesia Maqashid Sharia Perspective (Study Decision No.15/Kppu-I/2022)”, Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE), 8(1), pp. 1110-1124. doi: 10.31538/iijse.v8i1.6088.