Title: "Ėr Tȯshtu̇k" ėposunun varianttary zhana idei︠a︡lyk-kȯrkȯmdu̇k ȯzgȯchȯlu̇ktȯru̇
Subjects: Textual Criticism, Kyrgyz Epic poetry, History and criticism, Ėr Tȯshtu̇k