00564naa#a2200169#i#450# EN\\bibl\38690 /en/manage/index 20251106072001.4 1609-3178 20200714b2020####ek#y0engy0150####ca RU Non-Invasive Methods of Liquid Flow Expenditure Monitoring Using Overhead Transducers Taking into Account Deposits in Pipelines Journal article Saint-Petersburg LLC SVEN 2020 3 с. Journal article local Popova Polina V. fht.editorum.ru /en/manage/index