Jingwei Wu, Claus W. Spitzer, Ahmed E. Hassan, Richard C. Holt. Evolution Spectrographs: Visualizing Punctuated Change in Software Evolution. In 7th International Workshop on Principles of Software Evolution (IWPSE 2004), 6-7 September 2004, Kyoto, Japan. pages 57-66, IEEE Computer Society, 2004. [doi]
Abstract is missing.