AL-Rawi YA, Imlus MH, Yusup Y, Yahya SB. The Optimal Progressive Tax Policy to Reduced Vehicles Externalities. 5003 [Internet]. 2018 Oct. 26 [cited 2024 May 12];8(8):265-76. Available from: https://archive.aessweb.com/index.php/5003/article/view/3894