Audit Sistem Informasi Ticketing Helpdesk Pada PT. Praweda Sarana Informatika Cilegon Menggunakan Framework COBIT 5. CESS (Journal of Computer Engineering, System and Science) [Internet]. 30 Juli 2025 [dikutip 7 Mei 2026];10(2):679-8. Tersedia pada: https://jurnal.unimed.ac.id/2012/index.php/cess/article/view/67916