D. E. Egorov

• Zhenshchiny-materi zemli Chuvashskoĭ
• Istorii︠a︡ chuvashskoĭ shkoly i pedagogiki v sobytii︠a︡kh i lit︠s︡akh
• Uchenye-pedagogi Chuvashii i ikh vklad v razvitie prosveshchenii︠a︡ i pedagogicheskoĭ nauki