“Typography of Croatian Birth Certificates, Certificates of Nationality and Grade Report Cards from the Early 20th Century”. Libellarium: journal for research in the field of information and related sciences 2, no. 1 (March 15, 2011): 81–110. Accessed May 11, 2026. https://morepress.unizd.hr/journals/index.php/libellarium/article/view/3736.