Fatimah, Nur, and Dwita Laksmita Rachmawati. “AI Voice Avatar As an ESP Speaking Partner: An Autoethnographic Exploration of Business English Vocabulary Acquisition”. Journal of English Teaching, Literature, and Applied Linguistics, vol. 10, no. 2, Sept. 2026, pp. 230-7, https://journal.umg.ac.id/index.php/jetlal/article/view/11881.