V. Y. Lyubashits, N. V. Razuvaev, A. Y. Mamychev, P. M. Duravkin, and S. L. Hotsuliak, “A Traditional State: Principles of the Organization of Power and Managerial Practice in the States of the Ancient World and the Middle Ages”, TAKSAD, vol. 8, no. 3, pp. 397-409, Oct. 2019.