1. Ashby WR (1956) An introduction to cybernetics. Chapman Hall, London
2. Barney J (1991) Firm resources and sustained competitive advantage. J Manage 17:99–120
3. Baron RA, Shane SA (2008) Entrepreneurship: a process perspective. South Western Cengage Learning, Mason
4. Beck K et al. (2001) Manifesto for Agile Software Development. Agile Alliance: http://agilemanifesto.org/ . Retrieved 2010-06-14
5. Clark KB, Fujimoto T (1991) Product development performance: strategy, organization, and management in the world auto industry. Harvard Business School Press, Boston