Nguyen TB. The effect of applying “Small talk as warming-up technique” in EFL classrooms on students’ improvement in English speaking skill. Tạp chí Khoa học Đại học Đồng Tháp [Internet]. 2020 Dec. 10 [cited 2025 Apr. 4];9(6):17-24. Available from: https://dthujs.vn/index.php/dthujs/article/view/424