@article{2021-01-01,
author = {, , },
title = {},
year = {2021},
doi = {10.1016/j.polar.2021.100672},
publisher = {NP «NEICON»},
abstract = {},
URL = {https://covid19.neicon.ru/publication/4131},
eprint = {https://covid19.neicon.ru/files/1743},
}