1 JIOS Journal of information and organizational sciences : JIOS / University of Zagreb, Faculty of organization and informatics ; [editor-in-chief Željko Hutinski]. - Varaždin : Faculty of organization and informatics, 2002.- 05 JIOS
2 KRIPTOGRAFIJA Kriptografija / SSNO. - Beograd : SSNO, 1977 (Split : Vojna štamparija). - 004.056 KRIPT