Biometric Authentication System Using Face Geometry. International Journal of Engineering and Computer Science, india, v. 8, n. 08, p. 24805–24813, 2019. DOI: 10.18535/ijecs/v8i08.4332. Disponível em: https://ijecs.in/index.php/ijecs/article/view/4332. Acesso em: 5 dec. 2025.