@article{Khoroshun2017competitive,
author={Khoroshun, N.. and Shamaeva , O.. and Doroshev, B.A.},
title={COMPETITIVE INTELLIGENCE VIA YANDEX.DIRECT},
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={239-244},
volume={2},
issue={12},
}