Syahputra, A., and S. Syam. “MUI’S Role Regarding Halal Certification Viewed from Law Number 33 of 2014 Concerning Halal Product Guarantees (Case Study of Medan Branch Mixue Drink Company)”. Indonesian Interdisciplinary Journal of Sharia Economics (IIJSE), Vol. 6, no. 3, Aug. 2023, pp. 2660-71, doi:10.31538/iijse.v6i3.3992.