Key points are not available for this paper at this time.
Ad-hoc reuse through copy-and-paste occurs frequently in practice affecting the evolvability of software. This paper summarizes the state of the art in software clone management (detection, tracking, presentation, assessing, removal, changing) and the empirical knowledge we have gained so far. In the course of the summary, the paper identifies further research potential.
Rainer Koschke (Mon,) studied this question.