- Improving Systems Availability
IBM Global Services
- Comparison of High Availability Software and Hardware Clusters
D. H. Brown Associates, Inc.
- Making Smart Investments to Reduce Unplanned Downtime
D. Scott, Gartner Group, 1999
- Five T's of Database Availability
Standish Group Research Note, 1999
- TCO (Total Cost of Ownership) in the Trenches
Standish Group Research Note, 2002
- Downtime and Outages: Real Incidents & Causes
Priya Narasimhan, Carnegie-Mellon University