Ardiansyah, Muhammad, and Angga Wahyudi. “Strategic Information Systems Planning Analysis Using the Ward and Peppard Method: A Case Study”. Journal of Information Systems and Informatics 6, no. 4 (December 31, 2024): 2745-2760. Accessed December 20, 2025. https://journal-isi.org.adsii.or.id/index.php/isi/article/view/922.