@article{2021-01-01,
author = {, , },
title = {},
year = {2021},
doi = {10.29333/ejecs/629},
publisher = {NP «NEICON»},
abstract = {},
URL = {https://covid19.neicon.ru/publication/4104},
eprint = {https://covid19.neicon.ru/files/1733},
}