Faruq Naufaldi Bintoro, and Muthoifin. “Study of Halal Certification for Food Products from a Sharia Law Perspective”. al-Afkar, Journal For Islamic Studies 7, no. 1 (January 2, 2024): 18–29. Accessed August 20, 2026. http://al-afkar.com/index.php/Afkar_Journal/article/view/865.