PAVAN VOVVETI. AUTOMATING FINANCIAL SOLUTIONS: ENHANCING OPERATIONAL EFFICIENCY IN IOT BILLING SYSTEMS. INTERNATIONAL JOURNAL OF COMPUTER ENGINEERING AND TECHNOLOGY (IJCET), [S. l.], v. 15, n. 5, p. 560–567, 2024. Disponível em: https://openlibindex.com/index.php/IJCET/article/view/IJCET_15_04_049.. Acesso em: 23 apr. 2026.