A.Schoenberg and A.Berg, two of the major members of the new Viennese school, were both the representatives of early atonal music.In 1920s, they began to compose with twelve-tone series early or late.

• 作为“新维也纳乐派”的主要成员，勋伯格与贝尔格同为早期无调性音乐的代表，在本世纪二十年代他们又先后走上了十二音序列的创作道路。