Nguyễn Thị Quế, Loan, and Hương Lê Thị Thu. “Sustainable Development of San Diu Cultural Ethnic in the Northern Mountainous Region”. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY 5, no. 13 (October 10, 2022): 5–11. Accessed November 22, 2024. https://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/310.