@article{Hasanova2017assessment,
author={Hasanova, R.F. and Suyundukov, Y.T. and Semenovа, I.N.},
title={ASSESSMENT OF ENVIRONMENTAL STATUS OF SOIL STEPPE AGROECOSYSTEMS ON INDICATORS OF BIOLOGICAL ACTIVITY},
journal={Bulletin of Nizhnevartovsk State University},
publisher={Nizhnevartovsk State University},
year={2017},
pages={103-108},
volume={},
issue={1},
}