Purwadi A, Suhandi S, Enggarsasi U. Urban Air Pollution Control Caused by Exhaust Gas Emissions in Developing Country Cities in Public Policy Law Perspective. IJEEP [Internet]. 2019 Nov. 13 [cited 2024 Nov. 21];10(1):31-6. Available from: https://econjournals.com./index.php/ijeep/article/view/8337