ALI, S.M.; HAMEED, H. A. Hand Image Verification Method Based on PCA Eigenvectors. Journal of Kufa-Physics, Kufa, Najaf, IRAQ, v. 3, n. 1, 2011. Disponível em: https://journal.uokufa.edu.iq/index.php/jkp/article/view/7516. Acesso em: 6 nov. 2026.