A rare book written jointly by G.E. Zinoviev and I.V. Stalin in September 1917 Contains several articles on the reasons for the defeat at the front in July-August 1917. Later it was attributed to Stalin alone, in the collected works of Stalin there is no mention of the co-author - Zinoviev. See: I.V. Stalin. Writings. VOL. 3. M., 1954. S. 217-232.