BIBLIOGRAPHY CONTRIBUTOR P. Bulgakov First name P. Last name Bulgakov Bibliography entries by this contributor Rozenfeld, Boris. 1980. “O Rabotakh Ibn Siny Po Matematike I Astronomii”. In Abū Ali Ibn Sīnā: K 1000-Ietiyu so Dnya Rozhdeniya, eds. M. Baratova, P. Bulgakov, and U. Karimova, 157-63.
