Concerto For Viola And Orchestra, Op. Post. - Version: Tibor Serly - Bartók: Concerto For Viola And Orchestra, Op. Post. - Version: Tibor Serly - I. Moderato - Lento parlando (为中提琴和乐队而作的协奏曲，无编号作品 - 第一乐章 中板，慢板)