KHURANA, S.; PATEL, M.; SINGH, P. K. Study of 3D and 4D password Security. International Journal For Research In Advanced Computer Science And Engineering, [S. l.], v. 2, n. 2, p. 33–40, 2016. DOI: 10.53555/cse.v2i2.550. Disponível em: https://gnpublication.org/index.php/cse/article/view/550. Acesso em: 5 may. 2024.