9XU Liang, LIU Wen-hua, JIANG Qi-rong, et al. Development of a voltage source inverter based static var generator [ C ]. Energy Conversion Engineerring Conference,1996. IECEC 96. Proceeding of the 31st Intersociety. 11- 16 Aug. 1996:611-616.
10TOLBERT L M,Hollis H D,HALE P S. Survey of harmonics measurements in electrical distribution systems [ C ]. IEEE IAS Annual Meeting,Sandiego CA,2009:2333-2339.