1. Process safety leading and lagging metrics, CCPS, New York, December 20, 2007.
2. Guidelines for improving plant reliability through data collection and analysis, CCPS, New York, 1998.
3. AIChE CCPS PERD, Documentation and Software, PERD website, Available at:http://www.aiche.org/ccps/perd.
4. Spring operated relief valve taxonomy, CCPS PERD, New York, May 2006.
5. Instrument loop taxonomy, CCPS PERD, New York, February 2005.