%0 Journal Article %A Ekaterina Shevkoplyas %A Sergey Kostyunin %T Modeling of Environmental Projects under Condition of a Random Time Horizon %J Contributions to game theory and management %D 2011 %P 447-459 %V 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CGTM_2011_4_a33/ %G en %F CGTM_2011_4_a33