Irianto, S., L. . Kunda, and S. Siswandi. “Enhancing Learner Motivation With Digital Tools: The Impact of AI and Gamification on Language Learning Engagement”. International Journal of Language and Ubiquitous Learning, vol. 4, no. 1, Feb. 2026, pp. 59-70, doi:10.70177/ijlul.v4i1.3442.