, B. B. H. D. N. D. K. S. M. P. S. D. Password based Doorlock Security System using 8051. International Journal on Recent and Innovation Trends in Computing and Communication, [S. l.], v. 6, n. 5, p. 268–270, 2018. DOI: 10.17762/ijritcc.v6i5.1615. Disponível em: https://ijritcc.org/index.php/ijritcc/article/view/1615. Acesso em: 26 jan. 2022.