Ginting, Elmina Kita, Rizky Sitanggang, and Sri Handayani. “Analisis Perbandingan Harga Produk Pangan Antara Pasar Tradisional MMTC Dan Pasar Online Di Kota Medan”. Surplus: Jurnal Ekonomi dan Bisnis 3, no. 2 (April 19, 2025): 401–407. Accessed February 10, 2026. https://yptb.org/index.php/sur/article/view/1226.