%0 Journal Article %A Glüsing-Lüerssen, Heide %A Hinrichsen, Diederich %T The degeneration of reachable singular systems under feedback-transformations %J Kybernetika %D 1994 %P 387-391 %V 30 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1994__30_4_a1/ %G en %F KYB_1994__30_4_a1