Fatimah N, Rachmawati DL. AI Voice Avatar as an ESP Speaking Partner: An Autoethnographic Exploration of Business English Vocabulary Acquisition. JETLAL [Internet]. 2026 Sep. 30 [cited 2026 Oct. 7];10(2):230-7. Available from: https://journal.umg.ac.id/index.php/jetlal/article/view/11881