@article{Skosyreva2019variability,
author={Skosyreva, I.G. and Grigoriev, A.I.},
title={VARIABILITY OF CONES AND SEEDSCALESIN PICEA SPECIES AND THEIR FORMS IN CONDITIONS OF THE CITY OF OMSK},
journal={Bulletin of Nizhnevartovsk State University},
publisher={Nizhnevartovsk State University},
year={2019},
pages={37-43},
volume={},
issue={2},
}