LEVYK, B. National army of Pavlo Skoropadskyi as conception and reality (April-December 1918). Skhid, [S. l.], n. 2(154), p. 93–99, 2018. DOI: 10.21847/1728-9343.2018.2(154).132969. Disponível em: http://skhid.kubg.edu.ua/article/view/132969. Acesso em: 5 feb. 2023.