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J. W. Verba, W. K??ndig, A. C. Paul, J. R. Richardson, and B. T. Wright, “Negative Ion Acceleration and Related Measurements”, in Proc. Int. Conf. on Sector-Focused Cyclotrons and Meson Factories (Cyclotrons'63), Geneva, Switzerland, Apr. 1963, paper CYC63C03, pp. XX-XX. |
