For citations:
Donchenko A.V., Zargano G.F., Zemlyakov V.V. Hybrid Types of Waves Propagating in Double Ridged Waveguide with Piecewise-Layer Dielectric Filling. Journal of the Russian Universities. Radioelectronics. 2018;(2):60-69. (In Russ.) https://doi.org/10.32603/1993-8985-2018-21-2-60-69