Author Бахрушин С. В. Description Bakhrushin, S.V. Cossacks on the Amur / prof. S.V. Bakhrushin. - L.: Brockhaus-Efron, 1925. -97, [3] p. : il .. - ([Discoveries, conquests, adventures]). - Benefits and sources: p. 99. . Source of the electronic copy: PB Publisher Брокгауз-Ефрон