@article{2020-12-15, author = {, , }, title = {}, year = {2020}, doi = {10.21686/2073-1051-2020-4-42-67}, publisher = {NP «NEICON»}, abstract = {}, URL = {https://covid19.neicon.ru/publication/7177}, eprint = {https://covid19.neicon.ru/files/2920}, }