Shodiev Jahongir Jurakulovich. INTERPRETATION OF MORAL FACTS IN THE OPINIONS OF UMAR KHAYYAM. IEJRD - International Multidisciplinary Journal [Internet]. 2020 Apr. 16 [cited 2026 Jun. 13];5(3):5. Available from: http://www.iejrd.com/index.php/iejrd/article/view/32