2025. Retail Business Competition System on Halal Business Compliance: A Comparative Study of Indomaret Fresh and Surya Mart Ponorogo. Jurnal At-Tamwil: Kajian Ekonomi Syariah. 7, 1 (Mar. 2025), 15–28. DOI:https://doi.org/10.33367/at-tamwil.v7i1.6264.