Karya, J. W., Zarzani, T. R. . and Ismaidar (2022) “Had A Role Of Polri An Implementing Crimes Violent (Study In Subdit Iii Jahtanras Directorate Of General Criminal Reservations Polda North Sumatera)”, LEGAL BRIEF, 11(4), pp. 2167–2175. doi: 10.35335/legal.v11i4.443.