@article{ND_2017_13_1_a8,
     author = {I. A. Bizyaev and A. V. Borisov and A. A. Kilin and I. S. Mamaev},
     title = {Integrability and nonintegrability of {sub-Riemannian} geodesic flows on {Carnot} groups},
     journal = {Russian journal of nonlinear dynamics},
     pages = {129--146},
     publisher = {mathdoc},
     volume = {13},
     number = {1},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ND_2017_13_1_a8/}
}