@article{Bayneva2016modern,
author={Bayneva, I.I. and Baynev, V..},
title={Modern LED lighting: Advantages, Energy Efficiency, Optical Systems},
journal={Scientific Research and Development. Economics of the Firm},
publisher={INFRA-M Academic Publishing LLC.},
year={2016},
pages={13-16},
volume={5},
issue={1},
}