BORODAI, Iryna S.. The serial publications as sources of research on the history of agricultural experimental work in Ukraine. 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. 2, n. 1, p. 194–204, jan. 2020. ISSN 2707-6385. Available at: <>. Date accessed: 08 aug. 2020. doi: