GRÄF, R. PROFILE: Harald Heppner - A Historian of Southeastern Europe. Studia Universitatis Babeș-Bolyai Historia, [S. l.], v. 62, n. 1, p. 83–86, 2017. DOI: 10.24193/subbhist.2017.1.07. Disponível em: http://193.231.18.162/index.php/subbhistoria/article/view/1887. Acesso em: 5 oct. 2024.