Syadina Widia, et al. “Halal Certificate Forgery and Halal Label Misuse: An Integrated Analysis under Fiqh Muʿamalah, Islamic Criminal Law, and Indonesian Halal Product Assurance Law”. ISNU Nine-Star Multidisciplinary Journal, vol. 3, no. 2, Sept. 2026, pp. 180-95, https://journal.isnu-sumut.org/index.php/ins9mj/article/view/1922.