Rasjidin, Muhamad Koerniansyah. “IMPLEMENTASI SISTEM INFORMASI MANAJEMEN FIREWALL DAN PENGARUHNYA TERHADAP KINERJA KARYAWAN DIVISI IT PERBANKAN”. Operations Excellence: Journal of Applied Industrial Engineering, vol. 10, no. 2, Sept. 2018, pp. 119-31, https://training-ojs3-publikasi.mercubuana.ac.id/index.php/oe/article/view/3826.