Implementation of an IoT Based Billing System to Optimize Management of Billiard Table Usage. INOVTEK Polbeng - Seri Informatika, [S. l.], v. 9, n. 2, p. 778–789, 2024. DOI: 10.35314/v0kqfm37. Disponível em: https://jurnal.polbeng.ac.id/index.php/ISI/article/view/160.. Acesso em: 19 jan. 2025.