00647naa#a2200193#i#450# EN\\bibl\52840 20250131142802.5 2587-9936 20180925b2018####ek#y0engy0150####ca RUS RU Contribution of Professor G. S. Sharygin (1934-2018) in the study of radio wave propagation Journal article Sevastopol Federal State Educational Institution of Higher Education Sevastopol State University 2018 19 с. Journal article local . 621.37-621.396 (091) RUS Denisov Vadim P Yermolov Pavel P. rusjbpc.ru