Arkhiv russkoĭ revoli︠u︡t︠s︡ii.
Gessen, I. V.(Iosif Vladimirovich),1866-1943.
Moskva : "Sovremennik",
1991.
Originally published: Arkhiv russkoĭ revoli︠u︡t︠s︡īi / izdavaemyĭ I.V. Gessenom. Berlin, 1922-1937.