00671naa#a2200181#i#450# EN\STRATEGIYA BUDUSCHEGO\bibl\6a9c14ac32807fdbab861150 20260927074623.7 20210630b2021####ek#y0engy0150####ca RU Spectral method of forming complex hydroacoustic signals Journal article Saint-Petersburg Strategy of the Future 2021 13 с. Journal article local Различные отрасли промышленности и ремесла. 68 Butyrskiy Evgeniy Yurievich Mercachev N.V. Vasil'evich Rahuba Vitaliy Pavlovich futurepubl.ru