@article{Galiev2015an,
author={Galiev, I.G. and Khusainov, R..},
title={AN IMPACT OF THE TECHNICS OPERATING LEVEL ON INDICES OF TRACTOR USAGE IN AGRICULTURAL PRODUCTION},
journal={Vestnik of Kazan State Agrarian University},
publisher={Kazan state agrarian University},
year={2015},
pages={38-40},
volume={10},
issue={4},
}