F. E. Efimova
Bibliograficheskiĭ ukazatelʹ informat︠s︡ionnykh listkov mezhotraslevoĭ informat︠s︡ii, izdannykh LitNIINTI v 1977 godu- Periodicheskie izdanii͡a︡ Chuvashskoĭ ASSR, 1917-1968
- Periodicheskie izdnanii︠a︡ Chuvashskoĭ ASSR, 1917-1968
- V.I. Lenin chăvash ilemlĕ literaturinche
- V.I. Lenin v chuvashskoi khudozhestvennoi literature