Precision Power Supply of Trapezoidal Current for the Undulator       2469
  Y. Evtushenko, V.V. Kolmogorov, E.Ya. Kremyanskiy, A.S. Medvedko, V.F. Veremeenko, N.A. Vinokurov, E.I. Zagorodnikov, BINP, Novosibirsk; B. Deriy, O. Makarov, E. Trakhtenberg, ANL, Argonne      
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