Rusiana, U. (2017) “Upaya Satuan Sabhara dalam Mencegah Aksi Premanisme di Wilayah Hukum Polresta Surakarta”, Indonesian Journal of Police Studies. Semarang, Indonesia, 1(2), pp. 617-654. Available at: http://111.68.112.228:443/10.23.97.227/index.php/ijps/article/view/46 (Accessed: 7October2024).