TUAN, N. D. A secure image steganography based on Hamming codes and image block complexity estimation using a zig-zag order. Journal of Science and Technology on Information security, [S. l.], v. 2, n. 25, p. 21-42, 2025. DOI: 10.54654/isj.v2i25.1123. Disponível em: https://isj.vn/index.php/journal_STIS/article/view/1123. Acesso em: 9 oct. 2025.