M.P.A.M. RATHNAKUMARA; A. PALLEGAMA; R.M.T.C.B. EKANAYAKE. Smart Water Monitoring and Billing System Using IoT and Mobile Technology. Sri Lankan Journal of Applied Sciences , [S. l.], v. 4, n. 2, p. 20–29, 2026. Disponível em: https://sljoas.uwu.ac.lk/index.php/sljoas/article/view/142. Acesso em: 3 mar. 2026.