TY - JOUR AU - W. Kulpa TI - Compact minimalization of inverse systems JO - Colloquium Mathematicum PY - 1989 SP - 229 EP - 234 VL - 57 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-57-2-229-234/ DO - 10.4064/cm-57-2-229-234 LA - en ID - 10_4064_cm_57_2_229_234 ER -