@article{Korobtsev2019optical,
author={Korobtsev, I.V. and Mishina, M.N. and Karavaev, Y.S.},
title={Optical observations of small spacecraft and space debris at ISTP SB RAS Sayan Observatory},
journal={Solnechno-Zemnaya Fizika},
publisher={INFRA-M Academic Publishing LLC.},
year={2019},
pages={117-121},
volume={5},
issue={4},
}