1. System theory on group manifolds and coset spaces;Brockett;SIAM J. Contr.,1972
2. Controllability of nonlinear systems;Sussman;J. Diff. Eq.,1972
3. Geometrical structure of orbits of dynamical polysystems;Lobry,1972
4. Foundations of Differentiable Manifolds and Lie Groups;Warner,1971
5. Contrôlabilité des systèmes non linéaires;Lobry;SIAM J. Contr.,1970