Wardana, Dzaky Raditya. 2024. “The Role of the Satintelkam Security Unit in Reducing the Number of Criminal Offenses of Persecution Involving Members of Pencak Silat Schools in the Jurisdiction of Surabaya Polrestabes”. Advances in Police Science Research Journal 7 (7). http://journal.akpol.ac.id/index.php/apsrj/article/view/1477.