Millah, A. ., M. A. . Aziz, T. . Saraswati, P. M. . Biyanti, and T. . Siraj. “Information System Development for The Service Improvement and Its Effectiveness at PUSBIS UINSA”. Proceeding International Conference on Science and Engineering, vol. 3, Apr. 2020, pp. 487-92, doi:10.14421/icse.v3.550.