Slavi︠a︡nskiĭ Folʹklor i istoricheskai︠a︡ deĭstvitelʹnostʹ / 
Academy of Sciences of the Union of Soviet Socialist Republics (Moscow). - N.N. Miklukho-Maklai Institute of Ethnography.
Astakhova, A. M.
Moskva, 
1965.