@article{DAN_1985_284_1_a14,
     author = {A. V. Lotov},
     title = {Stability and approximation of generalized attainability sets},
     journal = {Doklady Akademii Nauk},
     pages = {66--69},
     publisher = {mathdoc},
     volume = {284},
     number = {1},
     year = {1985},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1985_284_1_a14/}
}