KOCHERHIN, Ihor. The Leonovs noble family in the history of Yekaterinoslav region. Universum Historiae et Archeologiae = The Universe of History and Archeology = Універсум історії та археології = Универсум истории и археологии ISSN 2664-9950 (Print) ISSN 2707-6385 (Online), [S.l.], v. 3, n. 2, p. 5–21, dec. 2020. ISSN 2707-6385. Available at: <http://uha.dp.ua/index.php/UHA/article/view/92>. Date accessed: 18 may 2021. doi: https://doi.org/10.15421/26200201.