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- Grafton, R. Quentin.
2006 edition
- anonymous announcement. Civil Engineering. July 2006.
- Dennis Collentine. European Review of Agricultural Economics. September 2006.
- Don Agthe. J. of the American Water Resources Association. October 2006.
- anonymous announcement & independent listing of content. J. of the American Water Works Association. November 2006.
- Steven Renzetti. Land Economics. May 2007.
- Mark Oelmann. J. of Economics. June 2007.
- Ryder Miller. Electronic Green Journal. Issue #25, http://egj.lib.uidaho.edu/index.php/egj
- Upton Hatch. Agricultural Systems. 2008.
- Mike Young. Economic Record. 2008.