@article{Vorobev2017mine,
author={Vorobev,  .. and Sergeev , S.. and Frolov , N..},
title={MINE SHAFT INSPECTATION THE TRUNK OF MINE OPERATED IN DIFFICULT  ENGINEERING-GEOLOGICAL CONDITIONS},
journal={Bulletin of Belgorod State Technological University named after. V. G. Shukhov},
publisher={Belgorod State Technological University named after V.G. Shukhov},
year={2017},
pages={63-67},
volume={2},
issue={2},
}