Ammonia Heat Pump Brochure (US version)
Thermal Coupling of Cooling and Heating Systems ASHRAE JournalFebruary, 2011
Industrial Heat PumpsWhite PaperMarch, 2011
Turn the frigid waters of the North Seainto heat for an entire city with zero global warming impact
Heat Pump Numbers on the Rise as Economy Continues to Improve, The News, May 24, 2010
The Renewing of Rejected Heat, IIAR Condenser, Nov 2009
World's Largest Natural Heat Pump, Ammonia21, March 9, 2010
Ammonia Heat Pump Presentation
European Heat Pump Summit Presentation, Sept 9, 2009
Efficient Waste Heat Recovery from Refrigeration Systems, Poultry Tech, Spring, 2008