%0 Journal Article %A G.W. Stewart %T On the perturbation of Markov chains with nearly transient states. %J Numerische Mathematik %D 1993 %P 135-142 %V 65 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1993__65_4_133728/ %F NUMA_1993__65_4_133728