Konstantin Konstantinovich Zel'in (; 1892–1983) was a Soviet Russian historian of classical antiquity, Doctor of Sciences in Historical Sciences (1963).https://bigenc.ru/world_history/text/1991934
Biography He graduated from the Moscow University in 1916.https://bigenc.ru/world_history/text/1991934 He studied under Professors Robert Wipper and Dmitry Petrushevsky.
From 1926 to 1929, he was a graduate student.
Then he taught at the Institute of Red Professors.
From 1934 he was a professor at the MSU Faculty of History. Zel'in headed the Department of History of the Ancient World.https://bigenc.ru/world_history/text/1991934
His both dissertations are devoted to Egypt. He published in Journal of Ancient History.Зельин К.К. Основные черты эллинизма… "Вестник древней истории", 1953, № 4
References