Nguyen Thi Yen L, Than Thi Hai Y. Estimating the greenhouse gas emission factor of motorcycles under real-world driving conditions in Hanoi: a case study. vn [Internet]. 1694710800 [cited 3tháng 72024];74(7):764-7. Available from: https://tcsj.utc.edu.vn/index.php/tcgtvt/article/view/1638