@article{MMO_2022_83_1_a3, author = {A. G. Sergeev and A. Kh. Khachatryan and Kh. A. Khachatryan}, title = {Mathematical model of the spread of a pandemic like {COVID-19}}, journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva}, pages = {63--75}, publisher = {mathdoc}, volume = {83}, number = {1}, year = {2022}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MMO_2022_83_1_a3/} }