Issue No. 03 - May/June (2004 vol. 6)
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/MITP.2004.1
The FAA's Integrated Capability Maturity Model draws from 10 major sources, including several CMMs and ISO 9001, which makes it easier to improve processes across disciplines.
A. Pyster and L. Ibrahim, "A Single Model for Process Improvement," in IT Professional, vol. 6, no. , pp. 43-49, 2004.