@article{RM_2016_71_6_a0,
     author = {A. A. Agrachev},
     title = {Topics in {sub-Riemannian} geometry},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {989--1019},
     publisher = {mathdoc},
     volume = {71},
     number = {6},
     year = {2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_2016_71_6_a0/}
}