%0 Journal Article %A Karampetakis, N. P. %A Vardulakis, A. I. G. %A Pugh, A. C. %T A classification of generalised state space reduction methods for linear multivariable systems %J Kybernetika %D 1995 %P 547-557 %V 31 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1995__31_6_a3/ %G en %F KYB_1995__31_6_a3