RADIO FREQUENCY BASED WATER LEVEL MONITOR AND CONTROLLER FOR RESIDENTIAL APPLICATIONS. Nigerian Journal of Technology, [S. l.], v. 34, n. 3, p. 573–581, 2015. DOI: 10.4314/njt.343.978. Disponível em: https://www.nijotech.com/index.php/nijotech/article/view/978. Acesso em: 11 may. 2026.