%0 Journal Article %A S. Trybuła %T Two problems of minimax estimation %J Applicationes Mathematicae %D 1974 %P 195-204 %V 14 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am-14-2-195-204/ %R 10.4064/am-14-2-195-204 %G en %F 10_4064_am_14_2_195_204