Alhafsi, H. F. (2020). Implementasi Aplikasi Smile Police (Panic Button) dalam Quick Response Pelayanan Masyarakat di Wilayah Hukum Polres Salatiga. Indonesian Journal of Police Studies, 4(1), 213-256. Retrieved from http://111.68.112.228:443/10.23.97.227/index.php/ijps/article/view/78