1. Boehm, B.: Software Engineering Economics. Prentice-Hall, Englewood Cliffs (1981)
2. Price, S. (2007),
http://www.pricesystems.com
3. Koza, J.R.: Genetic Programming: On the Programming of Computers by Means of Natural Selection. MIT Press, Cambridge (1992)
4. Lecture Notes in Computer Science;D. Rodríguez,2006
5. Menzies, T., Di Stefano, J.S.: How Good is your Blind Spot Sampling Policy? In: Proc. of 8th IEEE Int’l Symp. on High Assurance Systems Eng., Tampa, FL, USA (2004)