00697naa#a2200205#i#450# EN\\bibl\52860 20241205045309.4 2587-9936 20190625b2019####ek#y0engy0150####ca RUS RU Electrodynamic analysis of circular waveguide with complex metal ridges and dielectric filling Journal article Sevastopol Federal State Educational Institution of Higher Education Sevastopol State University 2019 10 с. Journal article local Волноводы. 621.372.8 RUS Lonkina Daria V. Zemlyakov Vyacheslav V Gubsky Dmitry S. rusjbpc.ru