The Effectiveness of Halal Certification in Ensuring the Principle of Thaharah in Food Production: A Review from the Perspective of Islamic Economic Law. JIECIs [Internet]. 2026 Jan. 27 [cited 2026 Jun. 4];1(1):19-30. Available from: https://jurnal.isimupacitan.ac.id/index.php/jiecis/article/view/122