@article{SM_2025_216_3_a2,
     author = {E. R. Avakov and G. G. Magaril-Il'yaev},
     title = {Local controllability and the boundary of the attainable set of a~control system},
     journal = {Sbornik. Mathematics},
     pages = {273--291},
     publisher = {mathdoc},
     volume = {216},
     number = {3},
     year = {2025},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2025_216_3_a2/}
}