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J. A. Martin, F. M. Russell, E. G. Richardson Jr, and H. L. Dickerson, “Beam Extraction from Analogue II”, in Proc. Int. Conf. on Sector-Focused Cyclotrons and Meson Factories (Cyclotrons'63), Geneva, Switzerland, Apr. 1963, paper CYC63B02, pp. XX-XX. |
