TKACHUK, Pavlo, and Yaroslav STETSIV. “ARTILLERY OFFICERS’ ROLE IN THE UKRAINIAN ARMIES FORMATION AT THE OUTBREAK OF THE UKRAINIAN REVOLUTION OF 1917 – 1921”. EAST EUROPEAN HISTORICAL BULLETIN, no. 23 (June 27, 2022): 51–61. Accessed November 22, 2024. http://eehb.dspu.edu.ua/article/view/258985.