TY - JOUR AU - Thierry de la Rue TI - An extension which is relatively twofold mixing but not threefold mixing JO - Colloquium Mathematicum PY - 2004 SP - 271 EP - 277 VL - 101 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm101-2-9/ DO - 10.4064/cm101-2-9 LA - en ID - 10_4064_cm101_2_9 ER -