@article{SM_2008_199_4_a6,
     author = {A. O. Remizov},
     title = {Codimension-two singularities in {3D} affine control systems with a scalar control},
     journal = {Sbornik. Mathematics},
     pages = {613--627},
     publisher = {mathdoc},
     volume = {199},
     number = {4},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2008_199_4_a6/}
}