Tran Bao, Nguyen. “SOLUTION TOURISM DEVELOPMENT COMBINING CONSERVATION OF REVOLUTIONARY HISTORICAL RELICS IN AN GIANG PROVINCE”. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY 9, no. 1 (March 13, 2023). Accessed May 8, 2024. http://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/863.