@article{Sarsengaliyev2017science,
author={Sarsengaliyev, I.M. and Bekrenyov, N.V.},
title={Science intensive technology with ultrasound use at hard-to-reach  surface refinement in complex parts},
journal={Science intensive technologies in mechanical engineering},
publisher={Bryansk State Technical University},
year={2017},
pages={29-35},
volume={2017},
issue={12},
}