The Effectiveness of Halal Certification in Ensuring the Principle of Thaharah in Food Production: A Review from the Perspective of Islamic Economic Law. JIECIs - Journal of Islamic Economics and Contemporary Issues, [S. l.], v. 1, n. 1, p. 19–30, 2026. DOI: 10.52640/djjpqb63. Disponível em: https://jurnal.isimupacitan.ac.id/index.php/jiecis/article/view/122. Acesso em: 4 jun. 2026.