Rostislav_Grigor'yevich_Boyko
Rostislav Grigor'yevich Boyko (1 August 1931, Leningrad – 18 November 2002, Moscow), sometimes transliterated Rostislaw Grigorjewitsch Boiko, was a Russian composer and conductor. He was principally active in both occupations within the area of choral music. He produced more than 100 choral works; most of which have been published and recorded. He also composed three symphonies, four operas, many art songs for solo voice, and some works for solo piano.[1]