Vuletić, Dean: ”Chapter 8: The socialist star: Yugoslavia, Cold War Politics and the Eurovision Song Contest”, A Song for Europe: Popular Music and Politics in the Eurovision Song Contest, s. 92. Burlington, Vermont: Ashgate Publishing, 2007. ”Among TV Zagreb's Eurovision entries was Daniel Popović, a Montenegrin living in Zagreb, who came fourth at the 1983 ESC with „Džuli.“” ISBN 978-0-7546-5879-5Teoksen verkkoversio (viitattu 5.12.2009).
