HOSTEN, P.; ASBACH, M. Detection of Facial Features in Scale-Space. Acta Polytechnica, [S. l.], v. 47, n. 4-5, 2007. DOI: 10.14311/948. Disponível em: https://ojst.is.cvut.cz/ojs/index.php/ap/article/view/948.. Acesso em: 13 may. 2025.