خليل إبراهيم س. Hiding Text Data in Karhunen Loeve Space by Using a Random Formula in Digital Images. IRAQI JOURNAL OF STATISTICAL SCIENCES, [S. l.], v. 11, n. 2, p. 786–800, 2011. DOI: 10.33899/iqjoss.2011.027860. Disponível em: https://ojs.uomosul.edu.iq/index.php/stats/article/view/29377. Acesso em: 5 sep. 2025.