Book on the complex relations of the Slavs with nomads Dmitry Rasovsky. Polovtsy, Torki, Pechenegs, Berendei. M.: Lomonosov, 2016. Extensive literature is devoted to the relationship of ancient Rus' and the steppe peoples. First of all, the fundamental work of Sergei Solovyov “The History of Russia since ancient times” should be distinguished, the last, twenty -ninth volume of which was released in 1879, after the death of an outstanding historian.