TY - JOUR AU - Redaktor Redaktor TI - Summaries JO - Mathematica Applicanda PY - 1986 SP - 151 EP - 152 VL - 14 IS - 28 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/ma.v14i28.1682/ DO - 10.14708/ma.v14i28.1682 LA - pl ID - 10_14708_ma_v14i28_1682 ER -