1. Functional equations in the theory of dynamic programming, XI-Limit theorems;Bellman;Rand. Circolo Math. Palermo,1959
2. Dynamic programming and modern control theory;Bellman,1965
3. An introduction to probability theory and its applications, v.1;Feller,1957
4. Cyclic games and an algorithm to nd minmax cycle means in directed graphs;Gurvich;USSR, Computational Mathematics and Mathematical Physics,1988
5. Dynamic programming and Markov processes;Howard,1960