ISMI Islamic Scientific Manuscripts Initiative

Full reference OpenMind biblio ref
Rozenfeld, Boris, and H. Gibb. 2000. “ʿUmar Khayyām”. In Encyclopaedia of Islam, New Edition, 2ndnd ed., 10:827-34. Leiden: E. J. Brill.
 { Boris Rozenfeld, H. Gibb, 2000 #956 }