Saifuddin WA. Halal and Haram in the Qur’an and Hadith: The Theological Foundations of Halal Certification in Indonesia. JSTIUDH [Internet]. 30 September 2025 [dikutip 14 Oktober 2025];11(2):81-98. Tersedia pada: https://ojs.stiudarulhikmah.ac.id/index.php/jt/article/view/88