%0 Journal Article %A Krzysztof Szajowski %T Cover volume %J Mathematica Applicanda %D 2016 %P i %V 44 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/ma.v44i1.1541/ %R 10.14708/ma.v44i1.1541 %G pl %F 10_14708_ma_v44i1_1541