Pratiwi, Indah Sundari, Asri Agustiwi, and Bintara Sura Priambada. 2023. “Law Enforcement Obstacles to Traffic Violations through Electronic Tips (Etle) in Surakarta”. The International Journal of Politics and Sociology Research 11 (2):245-53. https://doi.org/10.35335/ijopsor.v11i2.116.