1. A new efficient and environmentally benign system for car air-conditioning;Lorentzen;Int J Refrig,1993
2. Yin J, Park YC, Boewe D, McEnaney R, Bullard CW, Hrnjak PS. Experimental and model comparison of transcritical CO2 versus R134a and R410 system performance. In: Proceeding of IIR Gustav Lorentzen conference on natural working fluids 98, Oslo, Norway; 1998. p. 376–87.
3. An experimental investigation of transcritical carbon dioxide systems for residential air conditioning;Beaver;University of Illinois at Urbana-Champaign, ACRC CR,1999
4. Cooling performance of a variable speed CO2 cycle with an electronic expansion valve and internal heat exchanger;Cho;Int J Refrig,2007
5. CO2-heat pump water heater: characteristics, system design and experimental results;Neksa;Int J Refrig,1998