@article{MO_2021_1_a5,
     author = {V. G. Ilichev},
     title = {{\textquotedblleft}Matryoshkas{\textquotedblright} and stability in environmental models},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {31--37},
     year = {2021},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2021_1_a5/}
}