Analysis and Design of a Point of Sales (POS) System at Elite Seven Café & Billiard Kisaran. International Journal of Economics Development Research (IJEDR), [S. l.], v. 7, n. 3, p. 202–221, 2026. DOI: 10.37385/mnf32q97. Disponível em: https://journal.yrpipku.com/index.php/ijedr/article/view/12055. Acesso em: 8 sep. 2026.