%0 Journal Article %A Adam Osękowski %T Weighted weak-type inequality for martingales %J Bulletin of the Polish Academy of Sciences. Mathematics %D 2017 %P 165-175 %V 65 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ba8096-11-2017/ %R 10.4064/ba8096-11-2017 %G en %F 10_4064_ba8096_11_2017