Keyphrases
- software systems
- source code
- software maintenance
- software reuse
- software development
- software quality
- design patterns
- maintenance effort
- software architecture
- software components
- open source
- information systems
- software design
- software package
- case study
- software packages
- software metrics
- software platform
- test cases
- computer systems
- software developers
- software engineering
- user interface
- software evolution
- development effort
- website