@article{Chizhova2017productivity,
author={Chizhova, E.N. and Balabanova, G.G.},
title={PRODUCTIVITY AS A CRITERION OF THE LEVEL OF DEVELOPMENT  ENTERPRISES OF CONSTRUCTION MATERIALS INDUSTRY},
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={172-177},
volume={2},
issue={6},
}