1. Pair programming
2. Expectations, outcomes, and challenges of modern code review
3. K. K. Aggarwal, Y. Singh, and J. K. Chhabra, "An integrated measure of software maintainability," Annual Reliability and Maintainability Symposium. 2002 Proceedings, Seattle, WA, USA, 2002, pp. 235--241.
4. N. A. Al-Saiyd, "Source code comprehension analysis in software maintenance," 2017 2nd International Conference on Computer and Communication Systems (ICCCS), Krakow, Poland, 2017, pp. 1--5.
5. K. K. Aggarwal, Y. Singh, and J. K. Chhabra, "An integrated measure of software maintainability," Annual Reliability and Maintainability Symposium. 2002 Proceedings, Seattle, WA, USA, 2002, pp. 235--241.