%0 Journal Article %A Grzegorz Hałaj %T Optimization of consumption with partial observation—Jensen inequality method %J Applicationes Mathematicae %D 2004 %P 417-422 %V 31 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am31-4-3/ %R 10.4064/am31-4-3 %G en %F 10_4064_am31_4_3