@article{KYB_1974_10_4_a3,
     author = {Sladk\'y, Karel},
     title = {On the set of optimal controls for {Markov} chains with rewards},
     journal = {Kybernetika},
     pages = {350--367},
     year = {1974},
     volume = {10},
     number = {4},
     mrnumber = {0378842},
     zbl = {0299.49009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KYB_1974_10_4_a3/}
}