@article{DAN_1963_152_4_a20,
     author = {I. M. Gel'fand and I. I. Pyatetskii-Shapiro and M. L. Tsetlin},
     title = {On certain classes of games and robot games},
     journal = {Doklady Akademii Nauk},
     pages = {845--848},
     publisher = {mathdoc},
     volume = {152},
     number = {4},
     year = {1963},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1963_152_4_a20/}
}