Susiyanti, Trisni, Dr. Fauziah, and Ira Diana Solihati. “Development of National University Web-Based Digital Library Information System”. Jurnal Mantik 4, no. 3 (November 30, 2020): 2184-2189. Accessed June 18, 2026. https://iocscience.org/ejournal/index.php/mantik/article/view/1099.