@article{DE_1972_8_11_a24,
     author = {S. N. Kustarov},
     title = {The stability in the large of nonlinear control systems in critical cases},
     journal = {Differencialʹnye uravneni\^a},
     pages = {2093--2095},
     publisher = {mathdoc},
     volume = {8},
     number = {11},
     year = {1972},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1972_8_11_a24/}
}