TY - JOUR AU - A. Lelek TI - Some union theorems for confluent mappings JO - Colloquium Mathematicum PY - 1974 SP - 57 EP - 65 VL - 31 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-31-1-57-65/ DO - 10.4064/cm-31-1-57-65 LA - en ID - 10_4064_cm_31_1_57_65 ER -