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2. Thomas P. Wangler, RF Linear Accelerators, 2008, pp. 33–42, 167.
3. Shuhong Wang, Zihua Luo, Y. Luo, Theory of Proton Linear Accelerators, 1986, pp. 17–19 (in Chinese).
4. M.A. Fraser, Second-Order Transit Time Factors for a Two Gap Resonator, European Organization for Nuclear Reasearch, Cern-BE department, 2009.
5. SFPOSTP 〈https://halldsvn.jlab.org/repos/trunk/home/elton/solenoid_replacement/calculations/Poisson_OSX/LANL/Docs/〉, 2006, pp. 277–280.