@article{Parenko2018thread,
author={Parenko, A.S. and Makarenko, K.V.},
title={THREAD RESTORATION TECHNOLOGY OF TOOL-JOINT IN DRILL  PIPES BY METHOD OF ELECTRIC CONTACT WELD DEPOSITION INTO UPSET GROOVE},
journal={Bulletin of Bryansk state technical university},
publisher={Bryansk State Technical University},
year={2018},
pages={19-25},
volume={2018},
issue={7},
}