Gosudarstvennai︠a︡ publichnai︠a︡ istoricheskai︠a︡ biblioteka RSFSR.

• Istorii︠a︡ SSSR
• Pervai︠a︡ russkai︠a︡ revoli︠u︡t︠s︡ii︠a︡, 1905-1907 g.g