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W. B. Herrmannsfeldt, R. R. Cochran, and R. H. Helm, “Electromagnetic and Mechanical Properties of Niobium Cavities for a Superconducting Electron Linear Accelerator”, in Proc. 1970 Linear Accelerator Conf. (LINAC'70), Batavia, IL, USA, Sep.-Oct. 1970, paper D-4, pp. 265-277. |
