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P. Kneisel, J. Halbritter, and O. Stoltz, “Investigation of the Surface Resistance of a Niobium-Cavity at S-Band”, in Proc. 4th Particle Accelerator Conf. (PAC'71), Chicago, IL, USA, Mar. 1971, pp. 158-160. |
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P. Kneisel, J. Halbritter, and O. Stoltz, “Investigations of a Superconducting Beam Tube Niobium Cavity at S-Band”, in Proc. 5th Particle Accelerator Conf. (PAC'73), San Francisco, CA, USA, Mar. 1973, pp. 63-68. |