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J. A. Jungerman, E. Russell, G. Stadel, and W. G. Wyckoff, “Extraction Efficiency Improvement Through Central Region Studies”, in Proc. 8th Int. Cyclotron Conf. and Their Applications (Cyclotrons'78), Bloomington, IN, USA, Sep. 1978, paper F-27, pp. 2403-2407. |
