KAINAN: Design and Implementation of a Gui-Based Python Restaurant Ordering and Billing System with SQLite Integration. International Journal of Latest Technology in Engineering Management & Applied Science, [S. l.], v. 15, n. 6, p. 363–388, 2026. DOI: 10.51583/IJLTEMAS.2026.150600028. Disponível em: https://www.ijltemas.in/submission/online/article/view/5127.. Acesso em: 15 jul. 2026.