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J. Briggs and H. J. Halama, “Leak Checking in ISABELLE”, in Proc. 9th Particle Accelerator Conf. (PAC'81), Washington D.C., USA, Mar. 1981, pp. 3330-3333. |
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J. Briggs, W. DeBoer, R. Skelton, and P. Stattel, “High-Vacuum Portable Pumping Station Suitable for Accelerator Use”, in Proc. 11th Particle Accelerator Conf. (PAC'85), Vancouver, Canada, May 1985, pp. 3800-3803. |
