%0 Journal Article %A Thierry de la Rue %T An extension which is relatively twofold mixing but not threefold mixing %J Colloquium Mathematicum %D 2004 %P 271-277 %V 101 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm101-2-9/ %R 10.4064/cm101-2-9 %G en %F 10_4064_cm101_2_9