O Grande Livro da Epopéia do Povo Chuvash. (The Great Chuvash Folk Epic Book).

Alexander Fedorov (1954-).
"The Great Chuvash Folk Epic Book" por Fedor Syuin - Chuvash book publishing house, 2009.
"The Great Chuvash Folk Epic Book" by Fedor Syuin - Chuvash book publishing house, 2009.