00323nam a2200133Ia 45000030006000000080041000060400015000471000021000622450058000832500010001412600009001515460012001600050017001720STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aRichardson, D.V.  aRotating electic machinery and transformer technology  aFirst  c1978  aEnglish20220125170202.0