@article{RSM_1998__56_4_123131, author = {Boscain, U. and Piccoli, B.}, title = {Geometric control approach to synthesis theory.}, journal = {Rendiconti del seminario matematico}, pages = {53--68}, publisher = {mathdoc}, volume = {56}, number = {4}, year = {1998}, zbl = {1028.49031}, language = {en}, url = {http://geodesic.mathdoc.fr/item/RSM_1998__56_4_123131/} }