Controlling multiple streetlights with single SMS with failure street light indication via SMS. INTERNATIONAL JOURNAL OF ADVANCED RESEARCH AND REVIEW (IJARR), [S. l.], v. 4, n. 2, p. 23–30, 2019. Disponível em: https://www.ijarr.org/index.php/ijarr/article/view/30.. Acesso em: 14 may. 2026.