1. Guide for Engineering Analysis for Experimental Data;ANSI/ASHRAE Guideline 2-2005,2005
2. Methods of Testing for Rating Electrically Driven Unitary Air-conditioning and Heat Pump Equipment;ANSI/ASHRAE Standard 37-2005,2005
3. Mechanical Measurements;Beckwith,1990
4. Vapor-injected scroll compressor;Beeton;ASHRAE Journal,2003
5. Two-stage air-source heat pump for residential heating and cooling applications in northern U.S. climates;Bertsch;International Journal of Refrigeration,2008