Huong, Hoang, and Cao Ha. “Evaluating Soil Quality and Orientation for the Use of Alluvıal Soils Alongthe Red River in Phu Tho Province”. Vietnam Journal of Agricultural Sciences, vol. 15, no. 6, May 2024, pp. 786-95, http://testtapchi.vnua.edu.vn/index.php/vjasvn/article/view/410.