Budak, Neven. „Queen Helen and King Michael: The Beginning of a New Dynasty?“. In ASPICE HUNC OPUS MIRUM: zbornik povodom sedamdesetog rođendana Nikole Jakšića, herausgegeben von Miljenko Jurković und Ivan Josipović, 263–276. Morepress Books, 2020. Zugegriffen September 5, 2026. https://morepress.unizd.hr/books/index.php/press/catalog/book/67/chapter/750.