%0 Journal Article %A K.H. Kim %A F.W. Roush %T The Williams conjecture is false for irreducible subshifts %J Annals of mathematics %D 1999 %V 149 %N 2 %U http://geodesic.mathdoc.fr/articles/10.2307/120975/ %R 10.2307/120975 %F 10_2307_120975