@article{Klimov2017form,
author={Klimov, A.V. and Proshkin, B.V.},
title={FORM DIVERSITY OF <i>POPULUS NIGRA L., P. LAURIFOLIA LEDEB. </i>AND <i>P. × JRTYSCHENSIS </i>CHANG Y. YANG IN THE NORTH-WESTERN PART OF THE ALTAI-SAYANIAN MOUNTAIN AREA},
journal={Bulletin of Kemerovo State University. Series: Biological, Engineering and Earth Sciences},
publisher={Kemerovo State University},
year={2017},
pages={19-24},
volume={1},
issue={2},
}