Hasibuan HSA, Surya MA. Implications of Halal Product Certification For Small and Medium Enterprises in the Food Sector in Angkola Barat District, South Tapanuli Regency. SL [Internet]. 2025 Sep. 8 [cited 2025 Sep. 13];14(3):332-49. Available from: https://ejournal.um-sorong.ac.id/index.php/sentralisasi/article/view/4903