1. Impact analysis––toward a framework for comparison;Arnold,1993
2. Introducing workflow management in software maintenance processes;Aversano,2001
3. Understanding and improving the maintenance process: a method and two case studies;Aversano,2001
4. Understanding and predicting the process of software maintenance releases;Basili,1996
5. The Tame project: forwards improvements oriented software environments;Basili;IEEE Transactions on Software Engineering,1988