MorseP., and FeschbachH.Methods of Mathematical Physics, II, §9.2. McGraw Hill (1953)
9.
van der polB., and BremmerH.op. cit. § 15.4, 16.3
10.
van der polB., and BremmerH.op. cit. § 16.2.
11.
GoertzelG., and TralliN.op. cit. §10.4.
12.
van der polB., and BremmerH.op. cit. §15.2.
13.
KempJ., SilcockH. W., and StewardC. J.Power-Frequency Induction on Coaxial Cables with Application to Transistorized Systems, 40, no. 2, pp. 255–264 Electrical Communications (1965)