%0 Journal Article %A Wong, James S. W. %T Remarks on the asymptotic behaviour of perturbed linear systems† %J Glasgow mathematical journal %D 1969 %P 116-120 %V 10 %N 2 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500000653/ %R 10.1017/S0017089500000653 %F 10_1017_S0017089500000653