@article{Gulakov2017assessment,
author={Gulakov, V.. and Gulakov  , K.. and Savostin, I.A. and , .. and Trubakov, E..},
title={ASSESSMENT OF MULTIDIMENSIONAL PYRAMID EFFICIENCY},
journal={Bulletin of Bryansk state technical university},
publisher={Bryansk State Technical University},
year={2017},
pages={167-177},
volume={2017},
issue={2},
}