TY - JOUR AU - R. BartoszyƄski TI - Table of Contents JO - Mathematica Applicanda PY - 1981 SP - 3 EP - 3 VL - 9 IS - 17 UR - http://geodesic.mathdoc.fr/articles/10.14708/ma.v9i17.1509/ DO - 10.14708/ma.v9i17.1509 LA - pl ID - 10_14708_ma_v9i17_1509 ER -