00369nam a2200133 a 4500008004100000020001500041050002100056100002100077245002200098246005100120260003500171300002000206350000900226120416s1973    ||||||||||||||||| ||    u  a0412157004  aTK 7871.99T5 Ram  aRamshaw, Raymond10aPower electronics  athyristor controlled power for electric motors  aLondonbChapman and Hallc1973  ax, 223p. : ill.  a0.00