M, V.; G, I. A highly secure Multi- Factor authentication system using biometrics to enhance privacy in Internet of Things (IOT). International Research Journal of Multidisciplinary Technovation, [S. l.], v. 1, n. 6, p. 26–34, 2019. DOI: 10.34256/irjmtcon4. Disponível em: https://journals.asianresassoc.org/index.php/irjmt/article/view/211. Acesso em: 3 jul. 2024.