1ANSI/ASHRAE 116- 1983, Methods of Testing for Seasonal Efficiency of Unitary Air- Conditioners and Heat Pumps,1983.
2ARI Standard 210/240, Unitary Air- Conditioners and Air - Source Heat Pump Equipment, 1989.
3Wei Zhao, Zhang Hua. The calculation and evaluation of SEER of VRV Variable Speed Air Conditioning Units Editor: Prof.Chen Kangmin , Proceeding of ICEC 2003, Shanghai PRC.
4ASHRAE Standard 37-78.Method of testing for rating unitary air conditioning and heat pump equipment.1978
5William L Beard.A method for calculating energy consumption of a room air conditioner.In: ASHRAE Trans.1977, 83(1): 793-804
