What Russian composer contributed to the violin concerto?
Violin concerto:  Many major composers have contributed to the violin concerto repertoire, with the best known works including those by Bach, Bartók, Walton, Beethoven, Brahms, Bruch, Mendelssohn, Mozart, Paganini, Prokofiev, Shostakovich, Sibelius, Tchaikovsky, and Vivaldi.
i don't know