RATUSHNIAK, Ihor. Podillia provincial headman of the Ukrainian state in 1918 Serhii Kyseliov in the memoirs of his contemporaries. Scientific Papers of the Vinnytsia Mykhailo Kotsyiubynskyi State Pedagogical University Series History, [S. l.], n. 23, p. 349–355, 2015. DOI: 10.31652/2411-2143-2015-23-249-255. Disponível em: https://vspu.net/nzhist/index.php/nzhist/article/view/902.. Acesso em: 13 may. 2024.