MuhibuddinFuad Wahdan, NurhayatiPopong, and RahmanMohamad Sahid. “USER EXPERIENCE ANALYSIS OF SMART PHONE USERS IN EXPLORING AND READING NONFICTION BOOKS”. Business Review and Case Studies 2, no. 1 (April 30, 2021): 49. Accessed July 23, 2024. https://jai.ipb.ac.id/index.php/brcs/article/view/35981.