- Maria Kostakeva
(b Sofia, Dec 19, 1937). Bulgarian composer. He graduated from the Sofia Academy of Music in 1961, and from 1962 worked in Halle and East Berlin as a violinist and composer. From 1967 to 1970 he studied composition with Rudolf Wagner-Régeny and Günter Kochan as a postgraduate at the Akademie der Künste in East Berlin. In ...