@article{COCV_2010__16_2_380_0,
     author = {Moiseev, Igor and Sachkov, Yuri L.},
     title = {Maxwell strata in sub-riemannian problem on the group of motions of a plane},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {380--399},
     publisher = {EDP-Sciences},
     volume = {16},
     number = {2},
     year = {2010},
     doi = {10.1051/cocv/2009004},
     mrnumber = {2654199},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv/2009004/}
}