1. Air Quality in Europe - 2017 Report;De Brito,2017
2. Air pollution estimation from;Saeb,2012
3. S. Soehodho and E. S. Taufick, “Study on correlation between motor vehicle emission and public health.” [Online]. Available: https://www.researchgate.net/publication/242315735.
4. Ameliorating urban traffic congestion for sustainable transportation;Busari;IOP Conf. Ser. Mater. Sci. Eng.,2021
5. Analysis of Traffic Congestion and its Economic Cost in Addis Ababa A Case Study of Meskel Square to Kality Interchange;Tadele Andargie,2017