Alvianus Dengen A, Radjab Do Esa R, Budiawan. Human-Computer Interaction in E-Commerce: A Study of Tokopedia’s Usability, Efficiency, and Satisfaction for Elderly Consumers. J. Comput. Inf. Syst. Ampera [Internet]. 2025Sep.30 [cited 2026Sep.27];6(3):141-59. Available from: https://mail.journal-computing.org/index.php/journal-cisa/article/view/668