Agustin, Yennica Leuyandra, Is Fadhillah, and Rini Novianti. “Fenomenologi Kepuasan Konsumen Pada Kualitas Pelayanan Usaha Kopi Keliling Sejuta Jiwa Di Surabaya Timur”. Surplus: Jurnal Ekonomi dan Bisnis 5, no. 1 (August 7, 2026): 1208–1220. Accessed October 24, 2026. https://yptb.org/index.php/sur/article/view/2430.