%0 Journal Article %A James C. Lillo %T Continuous Matrices and the Stability Theory of Differential Systems. %J Mathematische Zeitschrift %D 1960 %P 45-58 %V 73 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1960__73_169831/ %F MZ_1960__73_169831