Madaminova Dilnura Bahodir qizi. “IN ISAJON SULTAN’S NOVEL ‘BILGA KHAGAN,’ HISTORICAL REALITY AND ARTISTIC INTERPRETATION COEXIST”. Zeta Repository, vol. 4, no. 04, Apr. 2023, pp. 467-72, https://zetarepo.com/index.php/zr/article/view/537.