@article{MO_2014_71_3_a2,
     author = {M. S. Nikol'skii and M. Aboubacar},
     title = {On benet of cooperation in games
},
     journal = {Matemati\v{c}eskoe obrazovanie},
     pages = {34--40},
     publisher = {mathdoc},
     volume = {71},
     number = {3},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MO_2014_71_3_a2/}
}