@article{TM_2010_270_a18,
     author = {Ulysse Serres},
     title = {Microlocal normal forms for regular fully nonlinear two-dimensional control systems},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {243--248},
     publisher = {mathdoc},
     volume = {270},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/TM_2010_270_a18/}
}