1. Ahern DM, Clouse A, Turner R (2001) CMMI distilled: an introduction to multi-discipline process improvement. Addison Wesley, Reading, MA
2. Bach J (1994) The immaturity of the CMM. Am Progr 7(9):13–18
3. Bach J (1995) Enough about process: what we need are heroes. IEEE Softw 12:96–98
4. Basili V, Caldiera G (1995) The experience factory strategy and practice
5. Basili V, Caldiera G, Rombach HD (1994) Tthe experience factory. Encyclopedia of software engineering—2 volume set. Wiley, New York