00675naa#a2200205#i#450# EN\\bibl\52833 20241205053030.4 2587-9936 20180625b2018####ek#y0engy0150####ca RUS RU Design of ultra-wideband long-term RF-signal delay devices Journal article Sevastopol Federal State Educational Institution of Higher Education Sevastopol State University 2018 19 с. Journal article local Инженерное дело. Техника в целом. 62 RUS Belkin M E Klyushnik D A Toporkov N V rusjbpc.ru