Predsedatelʹ Sovnarkoma i Soveta Oborony V. Ulʹ︠i︡anov (Lenin) : Ocherki gosudarstvennoĭ de︠i︡atelʹnosti v i︠i︡ule 1918-marte 1920 g. - Iroshnikov, Mikhail Pavlovich ("Nauka," Leningradskoe otd-nie, 1980)