Riswara, Idhe, Yani Rahardja, and Hanna Prillysca Chernovita. “Perencanaan Strategis Sistem Informasi Dan Teknologi Informasi Pada Perusahaan PT. Grahamedia Informasi”. Journal of Information Systems and Informatics 3, no. 3 (September 28, 2021): 363-375. Accessed October 16, 2025. https://www.journal-isi.org/index.php/isi/article/view/157.