Saragih, Rusmin, Eka Pandu Cynthia, and Maulidania Mediawati Cynthia. 2026. “Improving Operational Efficiency in Digital Printing Services Through a Web-Based Information System: An Empirical Case Study”. Journal of Information Technology and Systems Engineering 1 (1):8-14. https://doi.org/10.62712/jitse.v1i1.2.