F. HASAN, D.; A. ABDUL-JABAR, M.; T. ABED AL-MOKHTAR, Z. De-speckling 2D-Discrete Wavelet Transform with Hard Threshold Stage. AL-Rafidain Journal of Computer Sciences and Mathematics, [S. l.], v. 9, n. 1, p. 101–112, 2012. DOI: 10.33899/csmj.2012.163674 . Disponível em: https://csmj.uomosul.edu.iq/index.php/csmj/article/view/36709. Acesso em: 18 dec. 2025.