TY - JOUR AU - W. Ku/laga TI - On fields and ideals connected with notions of forcing JO - Colloquium Mathematicum PY - 2006 SP - 271 EP - 281 VL - 105 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm105-2-8/ DO - 10.4064/cm105-2-8 LA - en ID - 10_4064_cm105_2_8 ER -