JASIM, Abbas A.; HAKIM, Hiba. Multilevel Permutation with Different Block Size/ Stream Cipher Image Encryption. Iraqi Journal for Electrical and Electronic Engineering, [S. l.], v. 11, n. 1, p. 42–48, 2015. DOI: 10.37917/ijeee.11.1.5. Disponível em: https://ijeee.edu.iq/ijeee/article/view/186. Acesso em: 8 dec. 2025.