Assyifa, Assyifatil, and Siti Maria Ulfa. 2026. “Duolingo As Pre-Speaking Practice: Enhancing Speaking Performance and Reducing Social Anxiety Among EFL Students”. SELL (Scope of English Language Teaching, Linguistics, and Literature) Journal 11 (1):23-34. http://publikasi.stkippgri-bkl.ac.id/index.php/SL/article/view/1281.