%0 Journal Article %A Jean-Pierre Aubin %A Halina Frankowska %T Controllability and observability of control systems under uncertainty %J Annales Polonici Mathematici %D 1990 %P 37-76 %V 51 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-51-1-37-76/ %R 10.4064/ap-51-1-37-76 %G en %F 10_4064_ap_51_1_37_76