@article{GRSME_2007_2007_1_a0,
     author = {Mart{\'\i}nez, Sonia},
     title = {Control geom\'etrico de sistemas mec\'anicos.},
     journal = {La Gaceta de la Real Sociedad Matem\'atica Espa\~nola},
     pages = {25-52},
     publisher = {mathdoc},
     volume = {10},
     number = {1},
     year = {2007},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/GRSME_2007_2007_1_a0/}
}