Trần Bảo Nguyên, and Đường Huyền Trang. “The Application of Causes - Results on Analysis of Environmental Pollution Problems in Vietnam”. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY 4, no. 9 (December 8, 2020): 80–86. Accessed May 5, 2024. https://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/176.