%0 Journal Article %A Anna Ja/skiewicz %T Semi-Markov control processes with non-compact action spaces and discontinuous costs %J Applicationes Mathematicae %D 2009 %P 29-42 %V 36 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am36-1-3/ %R 10.4064/am36-1-3 %G en %F 10_4064_am36_1_3