Omid Madani Steve Hanks Anne Condon On the undecidability of probabilistic planning and related stochastic optimization problems. 5-34 2003 147 Artif. Intell. 1-2 http://dx.doi.org/10.1016/S0004-3702(02)00378-8 db/journals/ai/ai147.html#MadaniHC03