Vuong Xuan, C., Bui Duy, H. and Tran Trung, H. 1736874000. Macroscopic evaluation of road traffic safety using Qgis: A case study of Tuyen Quang province. Transport and Communications Science Journal. 76, 1 (1736874000), 79-88. DOI:https://doi.org/10.47869/tcsj.76.1.7.