Hoàng Thị Thu D, Trần Minh T. Contribution of Thai Pho Ha Di Khanh for national history from the 11th to 12th century . SJ TTU [Internet]. 2021Apr.7 [cited 2024Nov.22];6(16):31-5. Available from: https://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/316