@article{MZM_2002_71_4_a10,
     author = {V. S. Samovol},
     title = {Local {Smooth} {Transformations} of {Differential} {Equations} {Preserving} {Linear} {Automorphisms}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {590--603},
     publisher = {mathdoc},
     volume = {71},
     number = {4},
     year = {2002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2002_71_4_a10/}
}