KOMBINASI ALGORITMA PIXEL VALUE DIFFERENCING DENGAN ALGORITMA CAESAR CIPHER PADA PROSES STEGANOGRAFI. CESS (Journal of Computer Engineering, System and Science) [Internet]. 23 Agustus 2016 [dikutip 30 April 2026];1(2):19-25. Tersedia pada: https://jurnal.unimed.ac.id/2012/index.php/cess/article/view/4063