TY - JOUR AU - Ayala, Víctor AU - Ayala-Hoffmann, José AU - Azevedo Tribuzy, Ivan de TI - Controllability of invariant control systems at uniform time JO - Kybernetika PY - 2009 SP - 405 EP - 416 VL - 45 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_2009__45_3_a2/ LA - en ID - KYB_2009__45_3_a2 ER -