“PERANCANGAN SISTEM APLIKASI PEMBELIAN DI TIKTOK SHOP DENGAN MENGGUNAKAN SOFTWARE ‘STAR UML”USE CASE DIAGRAM”ACTIVITY DIAGRAM”CLASS DIAGRAN”NORMALISASI FILE’MS.ACCESS”, JEBI, vol. 2, no. 5, pp. 802–811, Nov. 2025, Accessed: Dec. 14, 2025. [Online]. Available: https://ecosemica.net/index.php/ECONOMICA/article/view/184