Li, Cheng-Hsiu. “Enhancing Vocational Certification Learning through a Gamified Chatbot: Evidence from a Quasi-Experimental Study”. Advances in Mobile Learning Educational Research 6, no. 1 (November 4, 2025): 1653-1667. Accessed November 5, 2025. https://www.syncsci.com/journal/AMLER/article/view/AMLER.2026.01.001.