Welda, Welda, Aniek Kusuma, and I Ketut Nuarta. “Sistem Informasi Kalkulasi Bahan Baku Berbasis Mobile Pada PT. Sari Burger Indonesia”. Jurnal Sistem Informasi dan Komputer Terapan Indonesia (JSIKTI) 3, no. 4 (June 30, 2021): 1-12. Accessed August 4, 2025. https://infoteks.org/journals/index.php/jsikti/article/view/113.