1. D. V. Vinogradov and G. G. Denisov, “Mode conversion in curved waveguide with variable curvature,” Izv. VUZov Radiofizika, v.33, No.6, p.726, 1990.
2. M. Thumm. “Modes and mode conversion in microwave devices”, Proc. of the 48 th Scottish universities summer school in physics: Generation and application of high power microwaves, St. Andrews, a NATO Advanced study institute, p.121, August 1996.
3. D. V. Vinogradov and G. G. Denisov, “Waveguide mode converter”, USSR patent SU 1566424 A1.
4. K. S. Yee, “Numerical Solution of Initial Boundary Value Problems Involving Maxwell’s Equations in Isotropic Media”, IEEE Transactions on antennas and propagation, Vol.AP-14, No.8, p.302, 1966.
5. A. Taflove and S.C. Hagness, “Computational Electrodynamics: The Finite-Difference Time-Domain Method”, Artech House, Boston and London, 854 pages, 2000.