Puji AA, Engraini V. Perancangan User Interface Website E-Commerce Pada Usaha Kuliner Menggunakan User Centered Design . CoSciTech [Internet]. 2021Jun.12 [cited 2026May6];2(1):1-8. Available from: https://ejurnal.umri.ac.id/index.php/coscitech/article/view/2196