N, Rupavathy; MARY BELINDA M. J, Carmel; G, Nivedhitha. A shoulder surfing resistance using graphical authentication system. International Journal of Engineering and Technology, [S. l.], v. 7, n. 1.7, p. 169–174, 2018. DOI: 10.14419/ijet.v7i1.7.10644. Disponível em: https://sciencepubco.com/index.php/IJET/article/view/10644.. Acesso em: 9 apr. 2025.