BIBLIOGRAPHY CONTRIBUTOR Ashraf Ahmedov First name Ashraf Last name Ahmedov Bibliography entries by this contributor Ahmedov, Ashraf. 1977. “"Kniga Ob Izvlechenii Rebra Kuba" Al-Hasana Ibn Al-Haysama”. In Matematika I Astronomiya V Trudakh Uchonykh Srednevekovogo Vostoka, ed. S. Sirajdinova, 113-117. Tashkent.