Firdausi, M. F. A., & Rosnawati, E. (2020). Enforcement of Law Number 22 of 2009 concerning Road Traffic on Vehicle Speed ​​Limits on Toll Roads: Penegakan UU Nomor 22 Tahun 2009 tentang Lalu Lintas Jalan terhadap Batas Kecepatan Kendaraan Dijalan Tol. Indonesian Journal of Public Policy Review, 11, 10.21070/ijppr.v11i0.1164. https://doi.org/10.21070/ijppr.v11i0.1164