%0 Journal Article %A Łukasz Płociniczak %T The Bushell-Okrasiński inequality %J Mathematica Applicanda %D 2022 %P 3-22 %V 50 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/ma.v50i1.7130/ %R 10.14708/ma.v50i1.7130 %G pl %F 10_14708_ma_v50i1_7130