1. Porter M E: ‘Competitive Advantage: Creating and Sustaining Superior Performance’, The Free Press, New York (1985).
2. Matrix Application Policy: Draft 3.0M (March 2005).
3. Strang C J: ‘Next generation systems architecture — the Matrix’, BT Technol J, 23, No1, pp55–68 (January 2005).
4. ‘Enhanced Telcom Operations Map (eTOM)’, Version 3.0 GB921, TeleManagement Forum (2002).
5. Grant R M: ‘Contemporary Strategic Analysis’, Blackwell, Oxford, UK (1998).