Identify the basic reasons for limiting self-awareness and motivation of students of People’s Security Academy during Physical Education class. (2019). Tạp Chí Khoa học Đào tạo Và Huấn luyện Thể Thao, 1(Đặc biệt), 397. https://tckhupes1.edu.vn/index.php/upes1/article/view/1813