Lubbi, Abharul, and Ulya Sarofa. “The Influence of Halal Awareness and Halal Certification on the Purchase Decisions of Korean Instant Noodles Among Teenage Consumers in Surabaya”. Al-Kharaj: Journal of Islamic Economic and Business, vol. 8, no. 2, June 2026, doi:10.24256/kharaj.v8i2.10279.