The ‘Route from the Varangians to the Greeks’: truth or fiction
... cultural heritage: interdisciplinary research, conservation and development], Collective monograph based on the materials of the IX All-Russian scientific and practical conference with international participation, St. Petersburg, p. 156—159 (in Russ.).
Martynov V.L., Subetto D.A., Brylkin V.V., Grekov I.M., Kublicky Yu. A., Orlov A.V., Sazonova I.Ye., Sokolova N.V.
the ‘route from the Varangians to the Greeks’, historical geography, rivers, lakes, sediments, hydrology, hydrography,...