TY - JOUR AU - T. Downarowicz AU - J. Kwiatkowski TI - Weak Closure Theorem fails for ${\Bbb Z}^2$-actions JO - Studia Mathematica PY - 2002 SP - 115 EP - 125 VL - 153 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4064/sm153-2-2/ DO - 10.4064/sm153-2-2 LA - en ID - 10_4064_sm153_2_2 ER -