SHODIEV JAHONGIR JURAKULOVICH. INTERPRETATION OF MORAL FACTS IN THE OPINIONS OF UMAR KHAYYAM. International Engineering Journal For Research & Development, [S. l.], v. 5, n. 3, p. 5, 2020. DOI: 10.17605/OSF.IO/V24PD . Disponível em: http://iejrd.com/index.php/iejrd/article/view/32. Acesso em: 17 apr. 2026.