Tobing, Gulielmus Brahma Rantau Lumban, Patrick Vivid Adinata, Fransisca Desiana Pranatasari, and Kristia Kristia. 2023. “The Impact of Sales Promotion, User Interface and User Experience Design on Shopee App Users’ Repurchase Intentions”. International Journal of Engineering and Management Sciences 8 (3): 90-104. https://doi.org/10.21791/IJEMS.2023.027.