1. Alliance for Responsible Atmospheric Policy (ARAP) http://www.arap.org/docs/Transport907_ Final.pdf 2011
2. Bahaj , A. S. 2000 Photovoltaic power for refrigeration of transported perishable goods
3. Bergeron , D. 2001 http://prod.sandia.gov/techlib/access-control.cgi/2001/013753.pdf