References

Aggarwal, K., Y. Singh and J. Chhabra, 2002. An integrated measure of software maintainability. Proceedings of Annual Reliability and Maintainability Symposium, Jan. 28-31, Seattle WA., pp: 235-241.

Bhatt, P., K. Williams, G. Shroff and A. Misra, 2006. Influencing factors in outsourced software maintenance. ACM SIGSOFT Software Eng. Notes, 31: 1-6.
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Eckel, B., 2006. Thinking in Java. Prentice Hall, USA.

Heitlager, I., T. Kuipers and J. Visser, 2007. A practical model for measuring maintainability. Proceedings of 6th International Conference on the Quality of Information and Communications Technology, Sept. 12-14, Lisbon, Portugal, pp: 30-39.

Horstmann, C. and G. Cornell, 2004. Core Java 2. Prentice Hall, USA.

Sierra, K. and B. Bates, 2003. Sun Certified Programmer and Developer for Java 2 Study Guide. McGraw-Hill, USA.