@article{Prokopov2016the,
author={Prokopov, N.. and Vyshnyepolskiy, V.I. and Kadykova, N.S.},
title={The All-Russian Student´s Tender "Innovative Developments"},
journal={Geometry & Graphics},
publisher={INFRA-M Academic Publishing LLC.},
year={2016},
pages={69-86},
volume={4},
issue={4},
}