Razvitie Zarubezhnʹīkh Slavi︠a︡nskikh Literatur v XX veke / 
Academy of Sciences of the Union of Soviet Socialist Republics (Moscow). - Institute of Slavonic Studies.
Vudagova, L. N.
Markov, D. F.
Ri︠a︡vova, E. I.
Moskva, 
1964.