1. Abrahamson, P., Sallo, O. and Ronkeinen, J. (2002),Agile Software Development Methods – Review and Analysis, VTT Publications 478, available at: www.inf.vtt.fi/pdf/publications/2002/P478.pdf (accessed December 2005).
2. Ambler, S.W. (2005b), “Quality in an agile world”,Software Quality Professional, Vol. 7 No. 4, pp. 34‐40.
3. Software Technology in the 1990's: Using a New Paradigm
4. Bengington, H.D. (1956), “Production of large computer programs”,Proceedings of the ONR Symposium on Advanced Programming Methods for Digital Computers, June, pp. 15‐27.
5. A spiral model of software development and enhancement