ANALISIS PERAN  SERTIFIKAT HALAL  TERHADAP MINAT BELI  PADA PRODUK UMKM DI KECAMATAN WAY SERDANG. Innovation,management, technology education of business, [S. l.], v. 1, n. 02, 2026. DOI: 10.66866/rb6sed76. Disponível em: https://ejournal.itb-mesuji.ac.id/imteb/article/view/12. Acesso em: 26 jul. 2026.