@article{DANMA_2020_495_a20,
     author = {V. N. Ushakov and A. A. Ershov},
     title = {Estimation of the growth of the degree of nonconvexity of reachable sets in terms of $\alpha$-sets},
     journal = {Doklady Rossijskoj akademii nauk. Matematika, informatika, processy upravleni\^a},
     pages = {100--106},
     year = {2020},
     volume = {495},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DANMA_2020_495_a20/}
}