%0 Journal Article %A Aneta Antkowiak %T Analysis of the efficiency of complex systems %J Mathematica Applicanda %D 2017 %P 127 - 152 %V 45 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/ma.v45i2.6349/ %R 10.14708/ma.v45i2.6349 %G pl %F 10_14708_ma_v45i2_6349