@article{DAN_1990_314_3_a5,
     author = {V. A. Gurvich},
     title = {A saddle point in pure strategies},
     journal = {Doklady Akademii Nauk},
     pages = {542--546},
     publisher = {mathdoc},
     volume = {314},
     number = {3},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1990_314_3_a5/}
}