@article{Denisova2018projection,
author={Denisova, E.V. and Husnetdinov, T.R. and Voronina, M.V.},
title={Projection by Conical Helical Lines With Constant Pitch},
journal={Geometry & Graphics},
publisher={INFRA-M Academic Publishing LLC.},
year={2018},
pages={13-19},
volume={6},
issue={3},
}