1. Review of carbon dioxide as refrigerant;Lorenzen;Int. J. Refrig.,1994
2. Using CO2 in supermarket refrigeration;Sawalha;ASHRAE J.,2005
3. Flow vaporization of CO2 in micro-channel tubes;Pettersen;Exp. Therm. Sci.,2004
4. Flow boiling heat transfer of carbon dioxide in horizontal mini tubes;Yun;Int. J. Heat Mass Transfer,2005
5. Boiling heat transfer of carbon dioxide in horizontal tubes;Hihara,2000