Inastiana, F., Triayudi, A. and Handayani, E. T. E. (2020) “Implementation of the Waterfall Method for Designing Sisar (Archive Information System) at the National University: Implementation of the Waterfall Method for Designing Sisar (Archive Information System) at the National University”, Jurnal Mantik, 4(1), pp. 647-653. Available at: https://iocscience.org/ejournal/index.php/mantik/article/view/832 (Accessed: 13May2026).