TY - JOUR AU - Jan Luchter TI - A generalization of a theorem of S. Gołąb and M. Kucharzewski JO - Annales Polonici Mathematici PY - 1970 SP - 301 EP - 305 VL - 24 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-24-3-301-305/ DO - 10.4064/ap-24-3-301-305 LA - pl ID - 10_4064_ap_24_3_301_305 ER -