TY - JOUR AU - B. KamiƄski TI - A representation theorem for perfect partitions of $Z^2$-actions with finite entropy JO - Colloquium Mathematicum PY - 1988 SP - 121 EP - 127 VL - 56 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-56-1-121-127/ DO - 10.4064/cm-56-1-121-127 LA - en ID - 10_4064_cm_56_1_121_127 ER -