Godfrey M, Tu Q. Growth, evolution, and structural change in open source software. In: Proceedings of the 4th International Workshop on Principles of Software Evolution (IWPSE 2001). New York, NY, USA: ACM; 2001. p. 103-6. (IWPSE '01). Abstract  Download: tu2001.pdf (596.11 KB)
Godfrey MW, Tu Q. Evolution in Open Source Software: A Case Study. In: Proceedings of the International Conference on Software Maintenance (ICSM'00). Washington, DC, USA: IEEE Computer Society; 2000. p. 131-. (ICSM '00). Abstract  Download: godfrey00.pdf (215.75 KB)