THU, Ta Huong; TUAN, Le Anh; DUNG, Nghiem Trung. PRELIMINARY ESTIMATION OF EMISSION FACTORS FOR MOTORCYCLES IN REAL-WORLD TRAFFIC CONDITIONS OF HANOI. <b>Vietnam Journal of Science and Technology</b>, Hanoi, VN, v. 48, n. 3, 2012. DOI: 10.15625/0866-708X/48/3/1147. Disponível em: https://vjs.ac.vn/jst/article/view/1147. Acesso em: 10 jan. 2026.