%0 Journal Article %A Conte, Giuseppe %A Perdon, Anna M. %A Kaczorek, Tadeusz %T Geometric methods in the theory of singular 2-D linear systems %J Kybernetika %D 1991 %P 263-270 %V 27 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1991__27_3_a10/ %G en %F KYB_1991__27_3_a10