维基共享资源上的相关多媒体资源:音阶 Octave Frequency Sweep, Consonance & Dissonance (页面存档备份,存于互联网档案馆) WolframTones—hear and play musical scales (页面存档备份,存于互联网档案馆) Visual
Oxford and New York: Oxford University Press. ISBN 0-19-514148-2. Sethares, William A. (1993). "Local Consonanceand the Relationship between Timbre and Scale"