@article{MZM_1987_41_5_a9,
     author = {A. A. Azamov},
     title = {Existence of a strategy with piecewise-constant realizations},
     journal = {Matemati\v{c}eskie zametki},
     pages = {718--723},
     year = {1987},
     volume = {41},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1987_41_5_a9/}
}