%0 Journal Article %A Černý, Václav %T Unifying approach to observer-filter design %J Kybernetika %D 2009 %P 445-457 %V 45 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_2009__45_3_a5/ %G en %F KYB_2009__45_3_a5