@article{Popova2020non-invasive,
author={Popova, P.V.},
title={Non-Invasive Methods of Liquid Flow Expenditure Monitoring Using Overhead Transducers Taking into Account Deposits in Pipelines},
journal={NDT World},
publisher={LLC SVEN},
year={2020},
pages={34-37},
volume={23},
issue={2},
}