Syah, Muhammad Irfan Rasnan, and Lukman Lukman. 2022. “The Information Systems at Irfan Jaya Stores Using the Rational Unified Process Method”. Sinkron : Jurnal Dan Penelitian Teknik Informatika 6 (4):2498-2507. https://doi.org/10.33395/sinkron.v7i4.11813.