@article{2021-05-20,
author = {, , , },
title = {},
year = {2021},
doi = {10.3991/ijep.v11i3.20411},
publisher = {NP «NEICON»},
abstract = {},
URL = {https://covid19.neicon.ru/publication/7961},
eprint = {https://covid19.neicon.ru/files/3252},
}