@article{TIMM_2015_21_2_a20,
     author = {A. A. Uspenskii},
     title = {Derivatives by virtue of diffeomorphisms and their applications in control theory and geometrical optics},
     journal = {Trudy Instituta matematiki i mehaniki},
     pages = {252--266},
     publisher = {mathdoc},
     volume = {21},
     number = {2},
     year = {2015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TIMM_2015_21_2_a20/}
}