BIHL, W. Pidhainy, Oleh Semenovych: The Formation of the Ukrainian Republic. Südost-Forschungen, [S. l.], v. 1, n. 1, p. 390–391, 2021. Disponível em: http://bsb0sit-zepweb01.bsb.lrz.de/portal/index.php/sof/article/view/12001. Acesso em: 29 märz. 2024.