Prambayun, Arif, and Putri Maharani. “Perencanaan Sistem Informasi Strategis Menggunakan Model Ward and Peppard (Studi Kasus : Klinik Yulia Asniati)”. Journal of Information Systems and Informatics 3, no. 4 (December 28, 2021): 750-760. Accessed October 17, 2025. https://www.journal-isi.org/index.php/isi/article/view/201.