TY - JOUR AU - Krzysztof J. Szajowski TI - Biography of the Guest Editor JO - Mathematica Applicanda PY - 2016 SP - 221 EP - 222 VL - 44 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/ma.v44i1.1544/ DO - 10.14708/ma.v44i1.1544 LA - pl ID - 10_14708_ma_v44i1_1544 ER -