Face Detection for Authentication using Haar Classifiers. International Journal of Current Engineering and Technology, [S. l.], v. 6, n. 2, p. 527–529, 2016. DOI: 10.14741/. Disponível em: https://ijcet.evegenis.org/index.php/ijcet/article/view/2714. Acesso em: 11 apr. 2026.