Dung, H., & 		Thang, D.
(2008).
 Estimation of emission factors of air pollutants from the road traffic in Ho Chi Minh City.
<em>VNU Journal Of Science: Earth And Environmental Sciences, 24</em>(4).
Retrieved from <a href="https://js.vnu.edu.vn/EES/article/view/2224" target="_new">https://js.vnu.edu.vn/EES/article/view/2224</a>