Huynh DLT. Perceived social distancing and barriers of online learning effectiveness: The mediating role of social interaction lack in the covid-19 pandemic. Tạp chí Khoa học Đại học Đồng Tháp [Internet]. 2023 Jun. 9 [cited 2025 Apr. 17];12(1):13-27. Available from: https://dthujs.vn/index.php/dthujs/article/view/24