References
- The Cathedral and Bazaar Raymond, E.
- Secrets of Software Success: Management Insights from 100 Software Firms around the World Hoch, Detlev J.(et al.)
- Software-Qualitatssicherung Lehrbuch der Software-Technik : Software-Management Balzert, Helmut
- Embedded Linux Basics. LinuxWorld.com Cook, Rick
- Linux: What's the use? Western Europe 1900-2004 IDC