Ichsan RN, Suma D, Siregar BA, Fardani RF, Sikumbang SM. EDUCATION ON SELF-DECLARED HALAL CERTIFICATION AS A STRATEGY TO ENHANCE THE COMPETITIVENESS OF STUDENT-RUN BUSINESS PRODUCTS AT THE UNIVERSITAS PEMBINAAN MASYARAKAT INDONESIA. Hablum Minannas [Internet]. 2026Mar.29 [cited 2026Aug.11];5(1):10-8. Available from: https://ejournal.steitholabulilmi.ac.id/index.php/jpkmhm/article/view/1061