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4)M.Hombu,et alA New Current Source GTOInverter

WithSinusoidalOutputVoltageandCurrent,IEEE,Trans.

Ind.Appl.1A-21,No.5,pp.11921198(1985-9)

5)M.Hombu,et alA Current Source GTOInverter with

SinusoidalInputs and Outputs,in Conf.Rec.1985Annu.

MeetIEEEInd.Appl.Socpp.10331039(1985-10)

6),:,

,686,495-500(61-6)