Firmansya, Andika, and Putri Amelia. 2025. “Strategic IS/IT Planning for Enhanced Competitiveness and Operational Efficiency at PT. Songgo Jati Baru: Applying the Ward and Peppard Method”. Journal of Information Systems and Informatics 7 (2), 1461-75. https://doi.org/10.51519/journalisi.v7i2.1105.