Калініченко, В. 2019. Evolution of Landing Systems in Land Society of Dnieper Ukraine in the Twenties of XX Century. V. N. Karazin Kharkiv National University Bulletin ‘History of Ukraine. Ukrainian Studies: Historical and Philosophical Sciences’. 27, (Mar. 2019), 42-47. DOI:https://doi.org/10.26565/2227-6505-2018-27-05.