VINOGRADOV, S.; SAVELYEVA, E.; LIKHOLET, O.; KHOTINETSKIY, O. Problems of Transport Communication Development on the Caspian Sea in the Context oh the Discussion on the Construction of the Caspian-Volga Channel in the Early 20th Century. Journal of Frontier Studies, v. 7, n. 3, p. 140-152, 1 set. 2022.